Limestone Quarry Plant

One of the Top 500 enterprises in China foreign trade

QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association

 
 

A333 Alloy Pipe

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ASTM A333 ALLOY PIPE

we are main manufacturer and exporter of Seamless Steel Pipe and Steel Tubes Fitting used in water transmission pipe system, such as Steel Pipe and Tube Fittings of different standards.

 

Standards:ASTM A333/ ASME SA333
Material: Grade1,grade 6

Outer diameter:1/4" to 42"

Wall thickness:2mm to 120 mm

A333 Alloy Pipe

Features Specifications:

Strike temperature condition:

Crade The lowest temperature for strike test
°F °C
Grade 1 -50 -45
Grade 3 -150 -100
Grade 4 -150 -100
Grade 6 -50 -45
Grade 7 -100 -75
Grade 8 -320 -195
Grade 9 -100 -75
Grade 10 -75

-60

 

Length:5.8 meter,6meter,or as per the clients requirements

Coated:oiled or black painted to prevent rust.
Marking: as per customer's requirement

Standard Grade Chemical Composition(%)
C Si Mn P S Cr Ni Cu Mo V Al
ASTM A333 Grade 1 ≤0.30   0.40~1.06 ≤0.025 ≤0.025            
Grade 3 ≤0.19 0.18~0.37 0.31~0.64 ≤0.025 ≤0.025   3.18~3.82        
Grade 4 ≤0.12 0.18~0.37 0.50~1.05 ≤0.025 ≤0.025 0.44~1.01 0.47~0.98 0.40~0.75     0.04~0.30
Grade 6 ≤0.30 ≥0.10 0.29~1.06 ≤0.025 ≤0.025            
Grade 7 ≤0.19 0.13~0.32 ≤0.90 ≤0.025 ≤0.025   2.03~2.57        
Grade 8 ≤0.13 0.13~0.32 ≤0.90 ≤0.025 ≤0.025   8.40~9.60        
Grade 9 ≤0.20   0.40~1.06 ≤0.025 ≤0.025   1.60~2.24 0.75~1.25      
Grade 10 ≤0.20 0.10~0.35 1.15~1.50 ≤0.03 ≤0.015 ≤0.15 ≤0.25 ≤0.015 ≤0.50 ≤0.12 ≤0.06
Grade 11 ≤0.10 ≤0.35 ≤0.6 ≤0.025 ≤0.025 ≤0.50 35.0~37.0   ≤0.50    

 

ASTM A333 ALLOY PIPE


Brinell Hardness Number
(WT≥)0.200In(5.1mm)

Rockwell Hardness Number

(WT)0.200In(5.1mm)

137HRB

77HRB

 

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