ASTM A213 904L Seamless Stainless Steel Tube

DONGSHANG Stainless offer ASTM A213 904L seamless stainless steel tube for various applications, especially used in harsh environments because of 904L stainless steel character, 904L is a low Carbon, high Molybdenum, high Chromium and high Nickel super Austenitic stainless steel, so 904L has excellent corrosion resistance in sulphuric acid, ethylic acid, phosphoric acid。

In China, 904L is 00Cr20Ni25Mo4.5Cu, UNS N08904;and EN steel no. 1.4539

904L stainless steel Chemical Composition (max %):

Grade Ni Cr Mo Cu F C Mn Si P S
904L 23 – 28 19 – 23 4 -5 1 – 2 rest 0.02 2 1 0.045 0.035

904L stainless steel Mechanical Properties

Grade Tensile Strength (Mpa) Yeild Strength (Mpa) Elognation (Mpa) Hardness
904L 71 (490) 31(215) 35 90 HRB max

A213 904L Seamless Stainless Steel Tube Tolerances Control

 OD, mm W.T.  
L, mm
≤25.4 ±0.10 +20%, 0% OD<50.8,+3mm,
25.4~38.1 ±0.15 OD>50, T>5.6, AVG wall +/-10%
38.1~50.8 ±0.2
50.8~63.5 ±0.25 OD>=50.8, +5mm
63.5~76.2 ±0.3 Also requied
76.2~101.6 ±0.38

ASTM A213 specification is a seamless stainless steel tube standard for heat exchanger, boiler, super heater, 904L is a ideal grade in various applications, cold finished seamless tubes in heat solution condition, outside diameter range from 12 – 219。1 mm, wall thickness range from 0。5 – 8 mm, special dimensions are available for different purpose。

A213 904L Seamless Stainless Steel Tube