Production Standard

ASTM A312

Material Grade

TP304, TP304L, TP304H

Commodity Name

304 Stainless Steel Pipe

Type

Welded Pipe

Application

Food / Chemical Industry

Delivery Condition

Anneal Or Pickled

Certificate

ISO 9001-2008, Manufacture License Of Pressure Tube

Inspection By The Third Party

SGS / BV / TUV

OD

Ф6mm – 1000mm

WT

0.5mm – 3.5mm /  Schedule 5S / 10S / 40S

Grade

Chemical Composition(%)

Remark

C≤

Mn≤

P≤

S≤

Si≤

Cr

Ni

Mo

N

Cu

304

0.08

2.00

0.045

0.030

0.75

18.0~20.0

8.0~10.50

0~0.1

304L

0.030

2.00

0.045

0.030

0.75

18.0~20.0

8.0~12.0

0~0.1

304H

0.04~0.10

2.00

0.045

0.030

0.75

18.0~20.0

8.0~10.50

0~0.1

Industry

Applications

Industry

Applications

Thermal Power Station

Condensers

Paper / Pulp

Industrial Equipments

Nuclear Power Staition

Condensers

Engineering

Machineries Instrumentation Tubing

Chemical

Heat Exchanger, Pressure Vessels

Sugar

Evaporators, Condensers, Driers

Petrochemical Industry

Condensers, Heat Exchanger

Automobiles

Muffler Tubes, Hydraulic Tubing,Exaust Pipes, Bracket Tubes

Refineries

General Piping

Architectural Construction

Construction

Fertilizers

Pressure Vessels

Phamaceuticals, Diary, Food, Beverages

Machineries Process Piping

A312

Seamless/Welded Austenitic Stainless Steel Pipe

Item

Contents

Requirements

1

Materail

TP304, TP304L, TP304H, TP310S, TP316, TP316L, TP316Ti, TP316H, TP317L, TP321

2

Welding Method

Seamless Or Automatic Welding Process With No Addi