1.Astm 2b No.4 Mirror Finish Stainless Steel Pipe Steel Tube With Stock
wuxi bofu Steel Co., Ltd., has earned a reputation domestic and abroad for providing guaranteed quality ^competitive prices, good service and on-time delivery of your stainless steel pipe, tube and pipeline accessories. With the philosophy of innovation, perseverance and honesty, our staff are committed to assist our customers worldwide becoming bigger and stronger to create win-win situation!
|
Technique:
|
Electrical Resistance Weld (ERW)
|
||
|
Specifications:
|
OD: 20-219mm
WT :1.5-8.0mm
Length: 1-12m |
SIZE: 20*30-300*650mm
WT: 1.5-18.0mm
Length: 1-12m |
SIZE:20*20-400*400mm
wt:1.5-18.0mm
Length: 1-12m
|
|
Standard:
|
BS EN 39, BS 1387,
BS EN 10219,
API 5L, ASTM A53, ASTM A500, ASTM A795, ISO65, ANSI C80,
DIN2440, JIS G3444, GB/T3091 |
BS EN 10219
ASTM A500, JIS G3466, GB/T6728 |
BS EN 10219
ASTM A500, JIS G3466, GB/T6728 |
|
Material:
|
S195, S235, S345/
GRA, GRB/
STK400/
Q195, Q235, Q345,
|
||
|
Surface:
|
1. hot dipped galvanized (Zinc coating: 200-600g/m2 )
2. oiled with PVC wrapped 3. varnished / painted in black or red or other color 4. Anticorrosive coating: 3PE / 3PP / FBE / Epoxy |
||
2.chemical composition
| Chemical Composition of Material | Material Composition |
201 | 202 | 304 | 316L | 430 |
| C | ≤0.15 | ≤0.15 | ≤0.08 | ≤0.035 | ≤0.12 | |
| Si | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | |
| Mn | 5.5-7.5 | 7.5-10 | ≤2.00 | ≤2.00 | ≤1.00 | |
| P | ≤0.06 | ≤0.06 | ≤0.045 | ≤0.045 | ≤0.040 | |
| S | ≤0.03 | ≤0.03 | ≤0.030 | ≤0.030 | ≤0.030 | |
| Cr | 13-15 | 14-17 | 18-20 | 16-18 | 16-18 | |
| Ni | 0.7-1.1 | 3.5-4.5 | 8-10.5 | 10-14 | ||
| Mo | 2.0-3.0 |
3.product show
4.mechanical property
| Mechanical Property | Material Item | 201 | 202 | 304 | 316 | |
| Tensile Strength | ≥535 | ≥520 | ≥520 | ≥520 | ||
| Yield Strength | ≥245 | ≥205 | ≥205 | ≥205 | ||
| Extension | ≥30% | ≥30% | ≥35% | ≥35% | ||
| Hardness (HV) | <105 | <100 | <90 | <90 | ||
