China 304 Stainless Steel Welded Pipe 400# Polished - 1/2

304 Stainless Steel Welded Pipe 400# Polished - 1/2" to 10" Diameter, 0.5mm to 3mm Thickness, 6000mm Length

Price Negotiable

Price: 2860 USD/Ton

MOQ: 3 Tons

Delivery Time: 7 days

Brand: TISCO,BAO STEEL

Product Description

Product Overview

High-quality 304 stainless steel welded pipes with 400# polished finish, available in diameters from 1/2" to 10" and thicknesses from 0.5mm to 3mm. Standard 6000mm length with various surface finishes to meet industrial requirements.

Technical Specifications

Standard Specifications

Parameter	Specification
Material Grades	TP304, TP304L, TP316, TP316L, TP347, TP347H, TP321, TP321H, TP310, TP310S, TP410, TP410S, TP403, S31803/S32205, S32750, S32760
Standards	ASTM, GB, JIS, DIN, EN, AISI
Outer Diameter	Welded Pipe: Single slit (Φ8mm-Φ630mm); Girth (Φ630mm-Φ3000mm)
Thickness	Welded Pipe: Single slit (0.5mm-25mm); Girth (3mm-30mm)
Length	Standard 5.8m or 6.0m, custom lengths available
Tolerance	According to standard, typically +/-10%
Surface Finishes	180#, 320#, 400# Satin/Hairline, Bright Anneal, Pickle, 400#, 500#, 600#, 800# Mirror finish

Material Specifications

Parameter	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 Properties

Property	201	202	304	316
Tensile Strength	≥535 MPa	≥520 MPa	≥520 MPa	≥520 MPa
Yield Strength	≥245 MPa	≥205 MPa	≥205 MPa	≥205 MPa
Extension	≥30%	≥30%	≥35%	≥35%
Hardness (HV)	<253	<253	<200	<200

Quality Testing & Applications

Quality Testing

Flaring Test
Flattening Test
Bending Test
Hydraulic Test
Eddy Current Test

Industrial Applications

Petrochemical Industry
Chemical Fertilizer Industry
Oil Refining Industry
Oil and Gas Industry
Light Industry and Food Industry
Pulp and Paper Industry
Energy and Environmental Industries

Company Advantages

Competitive Pricing
Specialized supplier offering best market prices

10+ Years Experience
Extensive exporting experience worldwide

Large Inventory
5,000+ tons in stock with 24/7 service

Quality Assurance
Every process checked by professional QC teams

Fast Delivery
Stock goods in 7 days, production orders in 30 days

Custom Solutions
Samples and trial orders available within one week

Delivery Information: Stock goods available in 7 days, custom production orders completed within 30 days. Samples and trial orders processed within one week.