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Manufacturing steel best supplier 3 inch black iron pipe
| Place of Origin: | Tianjin, China(mainland) |
| Brand Name: | GOLDENSUN STEEL |
| Model Number: | GSS00103 |
| Certification: | ISO,BV, |
Specifications
| Minimum Order Quantity: | 15TONS |
| Price: | FOB XINGANG: 400-600 USD PER TON |
| Packaging Details: | 1. Packed with 8 bundles tightened with metal belt and plastic wrapped if need 2. According to customer’s requirement |
| Delivery Time: | Delivered within 30 days after receipt of deposit |
| Payment Terms: | 30% T/T deposit in advance, 70% T/T balance within 5 days after B/L copy; 100% Irrevocable L/C at sight; 100% Irrevocable L/C after receive B/L 30-120 days; O/A |
| Supply Ability: | 5000 Metric Ton/Metric Tons per Month |
Description：
Mainly Products:
Black Steel Pipe (ERW Steel Pipe), Galvanized Steel Pipe, Black Square / Rectangular Steel Pipe, Galvanized Sqaure/ Rectangular Steel Pipe with different technique and surface treatment.
| Standards | ASTM A53, BS1387, DIN2440 SGS,ASTM-A53A, BS1387-1985 GB/T3091-2001,GB/T8162,GB/T8163:20#,45# 16MN(Q345B)GR. A , GR. B, GR. C, ASTM A106 GR. A , GR. B, GR. C; API 5L A B X42,X46, X52, X60, X65, X70, X80 |
| Certificates | API 5L , API 5CT, ISO ,CE |
| Material | Q195→Grade B, SS330,SPHC, S185 Q215→Grade C,CS Type B,SS330,SPHC Q235→GradeD,SS400,S235JR,S235JO,S235J |
| Specification | Weld tube/pipe1/8"-8"(10mm-219.1mm) Wall Thickness:3mm-8mm Wt tolerance:+/-10% Length:1-12m or as per request Special specifications can be supplyed as per request |
| Zinc coated | Pre-galvanized pipes:60-80g/m2 Hot-dip galvanized pipes:275-300g/m2 |
| Type | Galvanized steel pipe |
| Technique | Electronic Resistance Welded (ERW ) Electronic Fusion Welded (EFW) Double Submerged Arc Welded (DSAW) |
| HS Code | 7306309000 galvanized steel pipe and tube galvanized steel pipe |
| Surface treatment | 1) Bared 2) Black Painted (varnish coating) 3) Galvanized 4) With Oiled 5) 3 PE, FBE, corrosion resistant coating 6)As per request |
| Section shape | Round/Square/Rectangular |
| Object classification | Decorative square tube, square tube machine tools, industrial machinery square pipe, chemical pipe, steel square tube, square tube shipbuilding, automotive square tube, square tube steel beams, special purpose square tube |
| End finish | Plain/ beveled ends or threaded with sockets/coupling and plastic caps.galvanized steel pipes |
| End protector | 1) Plastic pipe cap 2) Iron protector 3)as per request |
| Properties of products | Hot galvanized square tube has good strength, toughness, ductility and welding process performance and have good ductility, its alloy layer and the steel base firmly attached, so hot galvanized square tube can be cold-rolled, brushed , bending and other forming without damaging the coating; suitable for general machining such as drilling, cutting, welding, cold and other technology. After hot-dip galvanized surface bright and beautiful, can be used directly according to the needs of the project. |
| Inspection | With hydraulic testing, eddy current and infrared test |
| packaging information | 1.Big OD: in bulk 2.Small OD :packed by steel strips 3.Woven cloth with 7 slats 4.According to the requirements of customers |
| Main application | 1.For low pressure liquid delivery such as water,gas and oil 2.For structure,construction and fencing post |
CHEMICAL COMPOSITION:
| Material | Chemical composition | Mechanical property | ||||||
| C | SI | MN | P | S | yield strength | tensile strength | elongation | |
| MPA | MPA | no more than | ||||||
| Q195 | 0.06~012 | 0.3 | 0.25~0.5 | ≤0.05 | ≤0.045 | 195 | 315~390 | 33 |
Q235A Q235B | 0.14~0.22 | 0.3 | 0.3~0.7 | ≤0.05 | ≤0.045 | 235 | 375~460 | 26 |
| Q235C | ≤0.18 | 0.3 | 0.35~0.8 | ≤0.04 | ≤0.04 | 235 | 375~460 | 26 |
| Q235D | ≤0.17 | 0.3 | 0.35~0.8 | ≤0.035 | ≤0.035 | 235 | 375~460 | 26 |
Q345A Q345B Q345C | ≤0.20 | ≤0.55 | 1.00-1.60 | ≤0.045 | ≤0.045 | 345 | 470~630 | 21 |
Q345D Q345E | ≤0.18 | ≤0.55 | 1.00-1.60 | ≤0.025 | ≤0.025 | ≥295 | 470~630 | 22 |
Certification Testing
