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Seamless
Galvanized
Hot Rolled
Carbon Steel
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
Round
Product Description
seamless steel pipe A106 GrB 20# c20
1.Standard:
GB8162-2008 GB/T8163-2008 GB3087-2008 GB9948-2006 GB5310-2008
2.Chemical composition
C :0.17%~0.2% Si:0.17%~0.37% Mn:0.35%~0.65% S :≤0.035% P :≤0.035% Cr:≤0.25% Ni:≤0.25% Cu:≤0.25%
3.Mechanical property
Tensile strength σb (MPa):≥410(42),Yield strength σs (MPa):≥245(25) Elongation δ5 (%):≥25 Reduction area ψ (%):≥5
4.Processing
Hot-rolled (extruded seamless pipe): round tube → heating → perforation → three-roll rolling, rolling or extrusion → → set off the pipe diameter (or reducing) → cooling → → straightening → billet tube inspection Wall thickness → hydrostatic test (or testing) → mark → storage.
5.Delivery condition:hot rolled
6.Size offer:
OD:20-356 Thickness:5-70mm,Length:3-5.8m, or as required
7.MOQ:25mt
8.Delivery time: within 15 days upon deposit
9.Payment term:L/C or T/T
10.Packing: by bundles with iron strip
11.Application
1. Low and middle pressure fluid transportation pipeline
2. Casing Pipe, Boiler Pipe
3.Structure
4. Petroleum and natural gas industry
5. Chemistry industry & Electric industry
| Standard | Steel Grade | Chemical Composition | |||||||
| C | Si | Mn | P,S | Cu | Ni | Mo | Cr | ||
| GB/T8162 | 10 | 0.07-0.14 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.15 |
| 20 | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
| 35 | 0.32-0.40 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
| 45 | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
| 16Mn | 0.12-0.20 | 0.20-0.55 | 1.20-1.60 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
| ASTM A519 | 1020 | 0.18-0.23 | / | 0.30-0.60 | ≤0.040 | / | / | / | / |
| 1045 | 0.43-0.50 | / | 0.60-0.90 | ≤0.040 | / | / | / | / | |
| 1541 | 0.36-0.44 | / | 1.35-1.65 | ≤0.040 | / | / | / | / | |
| EN10297-1 | E275 | ≤0.21 | ≤0.35 | ≤1.40 | ≤0.030 | / | / | / | / |
| E315 | ≤0.21 | ≤0.30 | ≤1.50 | ≤0.030 | / | / | / | / | |
| 34CrMo4 | 0.30-0.37 | ≤0.40 | 0.60-0.90 | ≤0.035 | / | / | 0.15-0.30 | 0.90-1.20 | |
| 42CrMo4 | 0.38-0.45 | ≤0.40 | 0.60-0.90 | ≤0.035 | / | / | 0.15-0.30 | 0.90-1.20 | |
| JIS G3445 | STKM13A | ≤0.25 | ≤0.35 | ≤0.60 | ≤0.040 | / | / | / | / |
| STKM13B | ≤0.25 | ≤0.35 | ≤0.60 | ≤0.040 | / | / | / | / | |
Product Description
seamless steel pipe A106 GrB 20# c20
1.Standard:
GB8162-2008 GB/T8163-2008 GB3087-2008 GB9948-2006 GB5310-2008
2.Chemical composition
C :0.17%~0.2% Si:0.17%~0.37% Mn:0.35%~0.65% S :≤0.035% P :≤0.035% Cr:≤0.25% Ni:≤0.25% Cu:≤0.25%
3.Mechanical property
Tensile strength σb (MPa):≥410(42),Yield strength σs (MPa):≥245(25) Elongation δ5 (%):≥25 Reduction area ψ (%):≥5
4.Processing
Hot-rolled (extruded seamless pipe): round tube → heating → perforation → three-roll rolling, rolling or extrusion → → set off the pipe diameter (or reducing) → cooling → → straightening → billet tube inspection Wall thickness → hydrostatic test (or testing) → mark → storage.
5.Delivery condition:hot rolled
6.Size offer:
OD:20-356 Thickness:5-70mm,Length:3-5.8m, or as required
7.MOQ:25mt
8.Delivery time: within 15 days upon deposit
9.Payment term:L/C or T/T
10.Packing: by bundles with iron strip
11.Application
1. Low and middle pressure fluid transportation pipeline
2. Casing Pipe, Boiler Pipe
3.Structure
4. Petroleum and natural gas industry
5. Chemistry industry & Electric industry
| Standard | Steel Grade | Chemical Composition | |||||||
| C | Si | Mn | P,S | Cu | Ni | Mo | Cr | ||
| GB/T8162 | 10 | 0.07-0.14 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.15 |
| 20 | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
| 35 | 0.32-0.40 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
| 45 | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
| 16Mn | 0.12-0.20 | 0.20-0.55 | 1.20-1.60 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
| ASTM A519 | 1020 | 0.18-0.23 | / | 0.30-0.60 | ≤0.040 | / | / | / | / |
| 1045 | 0.43-0.50 | / | 0.60-0.90 | ≤0.040 | / | / | / | / | |
| 1541 | 0.36-0.44 | / | 1.35-1.65 | ≤0.040 | / | / | / | / | |
| EN10297-1 | E275 | ≤0.21 | ≤0.35 | ≤1.40 | ≤0.030 | / | / | / | / |
| E315 | ≤0.21 | ≤0.30 | ≤1.50 | ≤0.030 | / | / | / | / | |
| 34CrMo4 | 0.30-0.37 | ≤0.40 | 0.60-0.90 | ≤0.035 | / | / | 0.15-0.30 | 0.90-1.20 | |
| 42CrMo4 | 0.38-0.45 | ≤0.40 | 0.60-0.90 | ≤0.035 | / | / | 0.15-0.30 | 0.90-1.20 | |
| JIS G3445 | STKM13A | ≤0.25 | ≤0.35 | ≤0.60 | ≤0.040 | / | / | / | / |
| STKM13B | ≤0.25 | ≤0.35 | ≤0.60 | ≤0.040 | / | / | / | / | |
