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GB/T3639 Round Seamless Cold Rolled Steel Tubes For Precison Application

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GB/T3639 Round Seamless Cold Rolled Steel Tubes For Precison Application

Brand Name : TORICH

Model Number : GB/T3639

Certification : ISO9001 ISO14001

Place of Origin : China

MOQ : 3Tons

Price : negotiable

Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram

Supply Ability : 50000Tons/Year

Delivery Time : 30-45work days

Packaging Details : In plywood case,In wooden box.

Product name : GB/T3639 Seamless Cold Drawn Or Cold Rolled Steel Tubes For Precison Application

Keyword : Seamless Steel Tubes

Terms of Trade : CIF FOB CFR

Surface : Oiled

Material : 10#, 20#, 45#, Cr-Mo alloy, 16Mn, SAE1010, SAE1020,

WT : 1-8mm

Shape : Round

Length : 2-12m

OD : 10-110mm

Brand : TORICH

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GB/T3639 Seamless Cold Drawn Or Cold Rolled Steel Tubes For Precison Application

GB/T3639 Round Seamless Cold Rolled Steel Tubes For Precison Application

Cold Rolled Steel Tubes

Steel Grade/Steel Material:10#, 20#, 45#, Cr-Mo alloy, 16Mn, SAE1010, SAE1020, SAE1045, SKTM11,37Mn5,40Cr, ST35, ST52 etc

Steel pipe standard:GB8713, GB3639, DIN2391, EN10305-1, EN10305-4, JIS-G3445, ASTM A519, ASTM A192, ASTM A179

size:

OD:10.00—110.00mm

WT:1.00—8.00mm

Length: 5.8m, 6m,9m,or as required.

Production Processs:

RAW MATERIAL

↓

INCOMING INSPECTION

↓

STORAGE → CUTTING→HAMMERING → PICKING LUBRICATION → CLEANING → PHOSPHORI CLEAN

↓

ENDS CUTTING←STRAIGHTENING←HEAT TREATMENT↔MIDDLLE CHECK↔ COLD DRAWING ← LUBRICATING

↓

FINAL INSPECTION→BUNDING→STORAGE

steel Tensile StrengthonN/mm2 YieldosN/mm2 Elongations% Hardness HB
20# 530 505 12 175
16Mn 595 575 9 190
27SiMn 840 805 7.5 230
35# 610 575 6 207
45# 660 630 9 190

Technique:

1) Hot Rolled

2) Cold Drawn

3) Cold Rolled

Characteristic:

Good concentricity

Good OD and ID tolerance

High Precision

Stable quality

Smooth Roughness

TORICH QUALITY ASSURANCE

Application:

1) shock absorber for motorcycle and automobile
2) hydraulic gas cylinder
3) precision machine precision pipe part
4) other auto pipe parts

GB/T3639 Round Seamless Cold Rolled Steel Tubes For Precison Application




Product Tags:

seamless steel pipe

      

seamless carbon steel tube

      
Wholesale GB/T3639 Round Seamless Cold Rolled Steel Tubes For Precison Application from china suppliers

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