Name

Stainless Steel Tubes

Material Grade

304 / 304L, 316 / 316L, 317L

OD

6mm – 50.8mm

WT

0.3mm – 2.5mm

Standard

ASME SA249

Delivery Condition

Bright Annealing

Brand Name

KORER

Application Fields

Thermal Power generation

American Standard

Austenitic Steel:
TP304,TP304L,TP304H, TP310S,TP316,TP316L,TP316Ti,TP316H, 
TP317,TP317L, TP321, TP321H
Duplex Steel :
S32205,S31803,S32304
Ferritic Steel:TP444,TP4441, TP410, TP430, TP439

European Standard

1.4301,1.4307,1.4541,1.4878,1.4550,1.4401,1.4404,1.4571,1.4438,
1.4841,1.4845,1.4539,1.4162, 1.4462, 1.4362, 1.4410, 1.4501

American standards:

ASTM A249:

Standard specification for welded austenitic steel boiler,superheater, heat-exchanger and condenser tubes.

ASTM A269:

Standard specification for welded austenitic stainless steel tubing for general service

ASTM A688:

Standard specification for welded austenitic stainless steel feedwater heater tubes.

ASTM A554:

Standard specification for welded stainless steel mechanical tubing..

ASTM A268:

Specification for seamless and welded Ferritic/Martensitic stainless steel tubing for General Service

ASTM A789:

Specification for seamless and welded Ferritic/Austenitic stainless steel tubing for General Service

ASTM A312:

Seamless/Welded austenitic stainless steel pipe

Germanic standards:

 DIN17455:

General purpose welded circular stainless steel tubes

DIN17457:

Welded circular austenitic stainless steel tubes subject to special requirements; technical delivery conditions

European Standard:

EN 10217-7:

Welded Steel Tubes for pressure purposes-Part 7 Stainless steel tubes

Item

Advantages

1

ISO System

2

Manufacture License of Pressure Tube

3

Production experience about 20 years.

4

Raw Material are from POSCO,BAO STEEL,TISCO,CRUPP ETC .

5

Market -More than 30 countries worldwide.

6

We have the most convenient transport from shanghai and timely delivery.

7

We offer competitive prices based on good quality.

8

We have high technical production line with top quality products.

9

We have win high reputation based on good quality.

Commodity Name

Stainless Steel Tubes

Standard

ASTM A249 / ASTM A789

Material Grade

T TP304,TP304L,TP304H, TP310S,TP316,TP316L,TP316Ti,TP316H, 
TP317,TP317L, TP321, TP321H

Duplex Grade

S31803 / S32205 / S32304

Outer Diameter

6mm-101.6mm

Wall Thickness

0.3mm – 2.5mm

Length

Depends on Customers’ Request

Tolerance

According to ASTM A249 / ASTM A789 and ASTM A1016

Leakage Test

ET  Or  Hydraulic Test Or Air Pressure Test Under Water

Main  process

Welding, Bright Annealing

Certificate

ISO 9001:2008, Manufacture License Of Pressure Tube

Marking

Brand, Standard, Grade, Size, Length and Heat No. Or Depends On Customer.

Packin