Steel Coil Supplier
Bao Steel (Qingdao) Co., Ltd. supplies carbon steel coil, stainless steel coil, galvanized steel coil, PPGI coil, PPGL coil and galvalume steel coil for service centers, pipe mills, roofing sheet factories, roll forming lines, fabrication plants, distributors and project buyers.
Choose the Steel Coil Product You Need
Steel coil quotation depends on material type, grade, thickness, width, coil weight, coil ID, surface condition, coating, paint system, processing requirement, packing and destination. Select the coil category first, then send detailed specifications for a faster quotation.
Carbon Steel Coil
For pipe mills, service centers, fabrication, stamping, cutting, slitting and distribution orders.
View Carbon Coil →Stainless Steel Coil
For corrosion-resistant processing, decoration, equipment, kitchenware and industrial components.
View Stainless Coil →Galvanized Steel Coil
For ducting, roofing base material, roll forming, construction parts and anti-rust steel applications.
View Galvanized Coil →PPGI Coil
Pre-painted galvanized steel coil for roofing sheets, wall panels, appliances and building materials.
View PPGI Coil →PPGL Coil
Pre-painted galvalume steel coil for roofing, cladding, building panels and outdoor applications.
View PPGL Coil →Galvalume Steel Coil
Aluminum-zinc coated steel coil for roofing base material, cladding and roll forming supply.
View Galvalume Coil →Steel Coil Products We Mainly Supply
This page is the main steel coil category hub. It helps buyers select the right coil route before moving to dedicated pages for grade, surface, coating, paint system, coil packing and export documents.
Carbon Steel Coil
Carbon steel coil is used for pipe making, service center processing, stamping, cutting, slitting, fabrication and distribution.
- Hot rolled coil, cold rolled coil and pickled / oiled coil requirements can be discussed
- Common grades include Q235, Q355, SS400, SAE1006, SAE1008, SPHC and related grades
- Thickness, width, coil weight, coil ID and surface condition should be confirmed
- Slitting, cut-to-length, MTC and export coil packing support available
Stainless Steel Coil
Stainless steel coil is used for corrosion-resistant processing, kitchen equipment, decoration, appliances, tubing and industrial components.
- Common grades include 201, 304, 304L, 316, 316L, 321, 430 and 2205
- Surface options include No.1, 2B, BA, No.4, HL and mirror finish
- Protective film, slitting, surface protection and packing should be confirmed
- MTC, heat number and inspection document support can be discussed
Galvanized Steel Coil
Galvanized steel coil is used for ducting, building panels, roofing base material, roll forming, fabrication and anti-rust steel applications.
- Hot-dip galvanized coil and related zinc-coated coil requirements can be discussed
- Coating weight, spangle, passivation, oiling and anti-fingerprint surface should be confirmed
- Suitable for roofing sheet production, ducting, profiles, panels and general fabrication
- Moisture-control packing should be considered to reduce white rust risk
PPGI Coil
PPGI coil is pre-painted galvanized steel coil used for roofing sheets, wall cladding, appliance panels, doors, panels and building materials.
- Base material, zinc coating, top coat, back coat and paint system should be confirmed
- RAL color, gloss, matte, textured or protective film requirement can be discussed
- Used for roofing sheet production, wall panels, appliances and distribution supply
- Export coil packing, labels and loading photos available by order requirement
PPGL Coil
PPGL coil is pre-painted galvalume steel coil used for roofing, cladding, exterior panels and construction material production.
- Base material usually uses galvalume / aluminum-zinc coated steel coil
- AZ coating, paint system, color, gloss and application environment should be confirmed
- Suitable for roofing panels, wall cladding, building panels and outdoor sheet products
- Coil packing and surface protection should be aligned before shipment
Galvalume Steel Coil
Galvalume steel coil is aluminum-zinc coated steel coil used for roofing base material, cladding, roll forming and building material production.
- Common coating references may include AZ30, AZ50, AZ100, AZ150 or buyer-specified coating
- Surface treatment may include passivation, oiling, dry surface or anti-fingerprint
- Used for roofing sheet production, wall panels, roll forming and distribution
- Coating, coil weight, coil ID, packing and export documents should be confirmed
What Buyers Should Confirm Before Steel Coil Quotation
Steel coil prices are strongly affected by grade, thickness, width, coating, surface treatment, coil weight, coil ID, packing method and processing needs. Clear RFQ details reduce repeated confirmation and wrong quotations.
Core Coil Specification Details
- Product TypeCarbon steel coil, stainless coil, galvanized coil, PPGI coil, PPGL coil or galvalume coil
- Grade / StandardASTM, EN, JIS, GB, AISI or buyer-specified steel grade and standard
- SizeThickness, width, tolerance, coil ID and coil weight requirement
- Surface / CoatingBlack, pickled, oiled, galvanized, galvalume, pre-painted or stainless finish
- ProcessingSlitting, cut-to-length, trimming, protective film or buyer-side roll forming requirement
- QuantityTotal tonnage, number of coils, container quantity or project delivery schedule
Export and Document Details
- Coil PackingEye-to-sky, eye-to-wall, waterproof wrapping, edge protection, steel straps and coil labels
- DocumentsMTC, heat number, packing list, commercial invoice, certificate of origin and inspection documents
- InspectionThickness check, width check, surface check, coating document review and packing inspection
- ApplicationPipe making, roofing sheet production, roll forming, stamping, fabrication or distribution
- DestinationDestination country or port, trade term and shipment schedule
- LoadingContainer loading method, coil orientation, loading photos and shipping marks
Key Steel Coil Details Buyers Should Not Ignore
Coil orders often fail because only thickness and width are confirmed. Coil weight, coil ID, edge condition, coating, surface treatment and packing method can directly affect unloading, processing and final product quality.
Coil Weight
Coil weight should match buyer’s decoiling, slitting, cut-to-length or roll forming equipment capacity.
Coil ID
Coil inner diameter should be confirmed, especially for service centers, roll forming lines and pipe mills.
Surface Condition
Oil, passivation, anti-fingerprint, protective film, paint coating or stainless finish should be stated clearly.
Coil Packing
Waterproof wrapping, edge protection, steel straps, coil labels and loading orientation should be agreed before shipment.
Common Applications of Steel Coil Products
Steel coil selection should match downstream processing, equipment requirements, coating needs and final product application.
Pipe Mills & Tube Production
Carbon steel coil and galvanized coil can be used for ERW pipe, square tube, rectangular tube and related pipe production.
Roofing Sheet Production
Galvanized coil, galvalume coil, PPGI coil and PPGL coil are used for roofing sheet and wall cladding production.
Service Centers
Coils can be supplied for slitting, cut-to-length, sheet processing, distribution and repeated stock supply.
Fabrication & Manufacturing
Carbon, stainless and coated steel coils are used for stamped parts, panels, cabinets, enclosures and machinery components.
Slitting, Coil Packing, Quality Documents and Export Support
Steel coil buyers usually need support beyond price per ton: grade confirmation, coating selection, coil weight, coil ID, packing method, MTC and loading records must be confirmed before order.
Coil Specification Check
Confirm material type, grade, thickness, width, coil weight, coil ID, surface and application before quotation.
Processing Support
Slitting, cut-to-length, trimming, protective film and downstream processing requirements can be discussed.
Quality Documents
MTC, heat number, packing list, commercial invoice, certificate of origin and inspection documents can be arranged.
Export Packing
Coil wrapping, edge protection, steel straps, coil labels, shipping marks, loading photos and container loading support.
Common Questions from Steel Coil Buyers
What information should I send for a steel coil quotation?
Send product type, grade, standard, thickness, width, coil weight, coil ID, surface or coating requirement, quantity, packing method, destination and document requirements.
What is the difference between galvanized coil, galvalume coil, PPGI coil and PPGL coil?
Galvanized coil is zinc-coated steel coil. Galvalume coil is aluminum-zinc coated steel coil. PPGI coil is pre-painted galvanized steel coil. PPGL coil is pre-painted galvalume steel coil.
Can you support slitting or cut-to-length processing?
Yes. Slitting and cut-to-length requirements can be checked according to thickness, width, tolerance, quantity and processing feasibility.
Why do coil weight and coil ID matter?
Coil weight and coil ID must match the buyer’s decoiler, slitting line, cut-to-length line, pipe mill or roll forming equipment. Wrong coil weight or ID may create handling and processing problems.
Can you provide MTC, packing list and loading photos?
Yes. MTC, packing list, commercial invoice, certificate of origin, inspection documents, coil packing photos and loading photos can be discussed according to order requirements.
Related Steel Coil and Product Pages
Steel coil buyers may also need steel plate, roofing sheet, galvanized sheet, galvalume sheet, steel pipe, quality control or packing support.
Send Your Steel Coil Inquiry
Send steel coil type, grade, thickness, width, coil weight, coil ID, coating, surface treatment, quantity, processing requirement, packing request and destination details. We will check availability, processing feasibility, documents, packing and quotation details.
Direct Contact
For Faster Quotation, Please Include
- ✓Product type: carbon coil, stainless coil, galvanized coil, PPGI, PPGL or galvalume coil.
- ✓Grade, standard, thickness, width, coil weight, coil ID and quantity.
- ✓Surface, coating, paint system, slitting, cut-to-length or protective film requirement.
- ✓Packing, MTC, inspection, destination country or port and shipment schedule.
Document Support
- MTC
- Heat number
- Packing list
- Commercial invoice
- Certificate of origin
- Inspection report
- Loading photos
- Shipping marks
Steel Inquiry Form
Use this form for carbon steel coil, stainless steel coil, galvanized steel coil, PPGI coil, PPGL coil, galvalume steel coil and other steel product inquiries.
