Description

ASTM A333 Grade 6 Pipe, ASME SA 333 GR 6 Seamless Pipe Specification

CNHC ASTM A333 GR. 6 Datasheet

ASTM A333 Grade 6 pipe is a carbon steel pipe that meets ASTM, ASME and API standards. There are grades 1 to 11 in the pipe series, with sizes ranging from 12 mm to 914 mm. The pipes have wall thicknesses ranging from 3 mm to 12 mm, and the ASME SA 333 GR 6 seamless pipe comes in different schedules, including sch40, sch80 and up to XXS.

What is Astm A333 Gr 6 Pipe ?

ASTM A333 material is designed for use at low temperatures and comprises several alloy steel and welded carbon pipes. ASTM A333 Grade 6 pipe is manufactured from this grade. This series of pipes includes grades 1 to 11. ASTM A333 Grade 6 Pipe comes in sizes ranging from ½ inch to 36 inches, with wall thicknesses ranging from 3 mm to 12 mm. A333 Gr 6 ERW pipe can be either cold drawn or cold rolled. As well as A333 seamless pipe, it is also available in welded, ERW and fabricated conditions.

Seamless pipes are drawn from a single billet of A333 welded pipe material. However, according to the specifications, they need to be welded from a strip or sheet of the same galvanised A333 pipe material.

A333 Grade 6 coated pipe is available in various shapes, such as round and hydraulic. These thick-walled SA333 pipes are used for transporting gases and oil over long distances. The reason for using SA 333 Gr 6 Lined Pipe Material is its extended toughness and wear resistance. A333 Gr 6 material can also be formed into square pipes for use in various applications. They get their strength from their geometric shape. ASTM A333 Gr 6 Schedule 40 pipes can be categorised as SSAW, ERW or LSAW pipes depending on the welding strategy used.

LTCS (low-temperature carbon steel) is manufactured according to a specific set of specifications. Large-diameter A333 grade 6 pipe distributors recommend these LTCS pipes due to their good hardness and moderate tensile properties. One drawback of A333 Grade 6 Seamless Pipe is its lower corrosion resistance. However, the corrosion resistance of ASTM A333 Grade 6 NACE pipe can be improved using certain surface treatments. To control the microstructure, the epoxy-lined SA333 Gr 6 material needs to be treated. It is the fine grain structure that makes the carbide dispersion in thin wall ASTM A333 pipe uniform.

A333 carbon steel double wall pipe performs well at cryogenic temperatures as low as -50°F when exposed to refrigerants. Heavy wall A333 steel pipe is used in subsea drilling, alternative energy and mechanical engineering. C&N has been producing these cement-lined SA333 Gr. 6 pipes for a long time, using high-quality raw materials, and supplying them to customers worldwide.

C&N have a large inventory of carbon steel A333 Gr. 6 square pipe and hollow pipe in China. Check the properties of carbon steel A333 Gr. 6 pipe.

Carbon Steel A333 Gr.6 Square Pipe Chemical Formula

C(max) Mn P(max) S(max) Si Ni
Grade 1 0.03 0.40 – 1.06 0.025 0.025
Grade 3 0.19 0.31 – 0.64 0.025 0.025 0.18 – 0.37 3.18 – 3.82
Grade 6 0.3 0.29 – 1.06 0.025 0.025 0.10 (min)

CS A333 Gr.6 Hollow Pipe Mechanical Analysis

Grade Yield strength, min, psi (MPa) Tensile strength, min, psi (MPa) Elongation (%)
A333 Gr.6 35 000 (240) 60 000 (415) 30 min

Physical Composition of ASTM A333 Grade 6 Welded Pipe

Density (lb / cu. in.) 0.284
Specific Gravity 7.9
Specific Heat (Btu/lb/Deg F - [32-212 Deg F]) 0.105
Melting Point (Deg F) 2750
Thermal Conductivity 360
Mean Coeff Thermal Expansion 6.3
Modulus of Elasticity Tension 30
Modulus of Elasticity Torsion 11

Thickness List of Carbon Steel ASTM A333 ERW Pipe

ASTM A333 Grade 6 Pipe Types Out diameter Wall thickness Length
A333 Grade 6 Seamless Pipe (Custom Sizes) 1/2" NB – 60" NB SCH 5 / SCH 10 / SCH 40 / SCH 80 / SCH 160 Custom
Welding A333 Grade 6 Pipe (in Stock + Custom Sizes) 1/2" NB – 24" NB As per requirement Custom
ASTM A333 Grade 6 ERW Pipe (Custom Sizes) 1/2" NB – 24" NB As per requirement Custom
ASTM A333 Grade 6 SAW Pipe 16" NB – 100" NB As per requirement Custom

Tolerance Chart of ASTM A333 Carbon Steel GR.6 Square Pipe

Outside Diameter, inch Tolerance, %
1/8≤OD≤2-1/2 +20.0/-12.5
3≤OD≤18, WT/OD≤5% +22.5/-12.5
3≤OD≤18, WT/OD>5% +15.0/-12.5
OD≥20, WT/OD≤5% +22.5/-12.5
OD≥20, WT/OD>5% +15.0/-12.5

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