ASTM A333 Low Temperature Pipe

ASTM A333: American Society for Testing and Materials
Seamless Steel Pipe for Low-Temperature Service
Sizes: 1/8″ to 24”
WT Schedules: SCH 10, SCH 20, SCH 40, SCH STD, SCH 80, SCH XS to SCH 160. SCH XXS
Length: Single Random Length, Double Random Length. 20ft. 40ft
Ends Types: Plain, Beveled

Product Details

Application: Oil, Gas and water delivery; Refinery, Boiler and Mechanical equipment manufacturer; structure construction; drilling, ship building and etc.

Element Composition, %
Grade 1 Grade 3 Grade 4 Grade 6 Grade 7 Grade 8 Grade 9 Grade 10 Grade 11
Carbon, max 0.30 0.19 0.12 0.30 0.19 0.13 0.20 0.20 0.10
Manganese 0.40-1.06 0.31-0.64 0.50-1.05 0.29-1.06 0.90 max 0.90 max 0.40-1.06 1.15-1.50 0.60 max
Phosphorus, max 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.035 0.025
Sulfur, max 0.025 0.025 0.025 0.025 0.025 0.025 0.025 0.015 0.025
Silicon 0.18-0.37 0.08-0.37 0.10 min 0.13-0.32 0.13-0.32 0.10-0.35 0.35 max
Nickel 3.18-3.82 0.47-0.98 0.40 min 2.03-2.57 8.40-9.60 1.60-2.24 0.25 max 35.0-37.0
Chromium 0.44-1.01 0.30 max 0.15 max 0.50 max
Copper 0.40-0.75 0.40 ,ax 0.75-1.25 0.15 max
Aluminum 0.04-0.30 0.06 max
Vanadium, max 0.08 0.12
Niobium, max 0.02 0.05 0.50 max
Molybdenum, max 0.12 0.05
Cobalt 0.50 max

 

Tensile Requirements

Grade 1 Grade 3 Grade 4 Grade 6 Grade 7 Grade 8 Grade 9 Grade 10 Grade 11
psi Mpa psi Mpa psi Mpa psi Mpa psi Mpa psi Mpa psi Mpa psi Mpa psi Mpa
Tensile strength, min 55000 380 65000 450 60000 415 60000 415 65000 450 100000 690 63000 435 80000 550 65000 450
Yield strength, min 30000 205 35000 240 35000 240 35000 240 35000 240 72000 515 46000 315 65000 450 35000 240
Longi-tudinal Trans-verse Longi-tudinal Trans-verse Longi-tudinal Trans-verse Longi-tudinal Trans-verse Longi-tudinal Trans-verse Longi-tudinal Trans-verse Longi-tudinal Trans-verse Longi-tudinal Trans-verse Longi-

tudinal

Elongation in 2 in. or 50 mm, (or 4D), min, %:

Basic minimum

Elongation for walls s/e in. [8mm] and over in thickness, strip tests, and for all small sizes tested in full section

35 25 30 20 30 16.5 30 16.5 30 22 22 28 22 18
When standard round 2-in. or50-mm gage length or proportionally

smaller size test

specimen with the gage

length equal to 4D (4 times the diameter) is used

28 20 22 14 22 12 22 12 22 14 16 16
For strip tests, a

deduction for each in. [o.8 mm] decrease in wall thickness below s/e in. [8 mm] from the basic minimum

elongation of the

following percentage

1.75 1.25 1.50 1.00 1.50 1.00 1.50 1.00 1.50 1.00 1.25 1.50 1.255

lmpact Temperature

Grade lmpact Test Temperature
℉ ℃
1 -50 -45
3 -150 -100
4 -150 -100
6 -50 -45
7 -100 -75
8 -320 -195
9 -100 -75
10 -75 -60
11 -320 -195

 

contact us

Our Products