Loading Port:Tianjin
Payment Terms:TT OR LC
Min Order Qty:1 m.t.
Supply Capability:5000 m.t./month
Stainless Steel Pipe
Welded Stainless Steel Pipe (304, 316, 316L, 201, 202)
1.Stainless Steel Pipe Grade: 201, 202, 430, 410, 409, 304, 304L, 316, 316L
2. OD of Stainless Steel Pipe: 9.5-219mm (Round Pipe), 10x10mm-100x100mm (Square Pipe), 20x10mm-95x45mm (Rectangle Pipe)
3. Standard of Stainless Steel Pipe: ASTM A554, JIS G3446.
4. Wall thickness for Stainless steel tube: 0.25mm-3mm
5. Surface: Polish, hairline.
6. Tolerance:
A)Outer diameter: +/-0.2mm
B)Thickness: +/-10%
C)Length: +/-5mm
7. Application: Structural, decoration (fencing, railing, balcony balustrades, antitheft doors/ windows, gate fittings, staircases, furniture fittings, sanitary wares fittings, kitchen wares fittings, mechanical fittings, tripod for camera, etc)
8. Test: Chemical composition analysis by SPECTROTEST.
Name | Stainless Steel Tupes&Stainless Steel Pipes | |||||
Standard | ASTM A554, A249, A269 and A270, A312 | |||||
Material Grade | 201 ( Ni 0.8%), 202 (Ni 3.5%~4.5%), 301(Ni 5%) 304 (Ni 8%, Cr 18%), 316 (Ni 10%, Cr 18%), 316L (Ni10%~14%), | |||||
Outer Diameter | 6mm--159mm | |||||
Thickness | 0.25mm - 3.0mm | |||||
Length | 6m or as customers' request | |||||
Tolerance | a) Outer Diameter: +/- 0.2mm | |||||
b) Thickness: +/- 0.02mm | ||||||
c) Length: +/- 5mm | ||||||
Surface | 180G, 320G, 400G Satin / Hairline 400G, 500G, 600G or 800G Mirror finish | |||||
Application | Decoration construction, upholstery, industry instrument | |||||
Test | Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT | |||||
Chemical Composition of Material | Material Composition | 201 | 202 | 304 | 316 | 430 |
C | ≤0.15 | ≤0.15 | ≤0.08 | ≤0.08 | ≤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 | 16-18 | 17-19 | 18-20 | 16-18 | 16-18 | |
N | 3.5-5.5 | 4-6 | 8-10.5 | 10-14 | ||
Mo | 2.0-3.0 | |||||
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) | <253< span=""> | <253< span=""> | <200< span=""> | <200 |
Company Information
China National Building Materials Group Corporation (CNBM) was established in 1984 with approval of the State Council, and then became a Central Enterprise under direct supervision of State-owned Assets Supervision and Administration Commission of the State Council in 2003. It is in charge of the administrative affairs in China building materials industry. By the end of 2013, CNBM’s total assets exceeded RMB 360 billion, with over 130,000 employees, and 20 companies under direct management with 100% share control or majority control, among which 6 were listed companies, including 2 oversea listed. On July 7th, 2014, CNBM with revenue USD 41028 million, was ranked 267th on the ”World Top 500 Enterprises” by Fortune Magazine.
CNBM International Corp., established in 2004, is the business entity for trade and logistics of CNBM GROUP. It is in charge of the export of finished products as well as import of raw materials for its sister companies under the group. By the end of 2014, we have more than 30 business departments for different products and over 10 oversea offices for sales and customer service. CNBM –quality bar and special steel products regard quality as the essential factor leading to successful business. All the products are produced under the quality management system and tested by CNBM. Through years of effort, CNBM-quality bar and special steel products have built up great reputation in quality and service among customers all over the world.