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GB/T1591 Q420E SSAW pipe

GB/T1591 Q420E SSAW pipe

GB/T1591 Q420E SSAW pipe Chemical Composition and Mechanical Property

Grade

C

Mn

Si

P

S

V Nb Ti

Al

Cr

Ni

Q420E 0.20 1.00-1.70 0.55 0.025 0.025 0.02-0.20 0.015-0.060 0.02-0.20 0.015 0.40 0.70

Grade

YieldStrength

(Specified thickness in mm)

TensileStrength

 

 

Elongation% Impact energy

 

Q420E

≤16 >16-35 >35-50 >50-100
420 400 380 360
520--680
19 +20℃ 0℃ -20℃ -40℃
      27

GB/T1591 Q420E SSAW pipe Application

Used for conveyance of oil, petrifaction, natural gas, town gas, water and coal slurry, also applied in construction, bridge, power engineering, etc.

GB/T1591 Q420E SSAW pipe Other Name

GB/T1591 Q420E SSAW pipe, GB/T1591 grade pipe, Q420E SSAW pipe

Additional Condition

UT(Ultrasonic examination), AR(As Hot Rolled only), TMCP(Thermal Mechanical Control Processing), N(Normalized), Q+T(Quenched and Tempered),Z Direction Test(Z15,Z25,Z35), Charpy V-Notch Impact Test, The Third Party Test (such as SGS Test), Coated or Shot Blasting and Painting.

Other Terms

Packaging Details: Standard export seaworthy packing or as required.
Delivery Time: 30-50 days, 7 days for stock goods.
Loading Port: Shanghai ,Tianjin, Qingdao.
Offer Ability:5 000MT/Per Month.
MOQ: 1 Pcs.
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