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E355 seamless honed tube
E355 seamless honed tube
Specifications
Place of Origin :
CN
Brand Name :
ZGL
Certification :
ISO9001:2001
Model Number :
smls
Description

E355 seamless honed tube

MATERIAL SPECIFICATION AND REF. DOCUMENT

ST 35,ST42,ST52,BK+S,DIN2391 OR Equivalent

CHEMICAL COMPOSITION (%)

composition table of honed tube grade st35,st42,st52

Grade Elements C(max) Si(max) Mn P S(max)
ST35 0.17 0.35 ≥0.40 0.025 0.025
ST42 0.21 0.35 ≥0.40 0.025 0.025
ST52 0.22 0.55 ≤1.60 0.025 0.025

MECHANICAL PROPERTIES

Elongation(Min) Y.S (Min.) UTS (Min.)

≥15 470 N/MM2 580 N/MM2

DELIEVER CONDITION :Cold drawn seamless steel tube, stress relieved and honed or skived roller burnished

SURFACE ROUGHNESS Ra = 0.4~0.8Micron

TOLERANCES ON INNER DIA ISO H8 H9

STRAIGHTNESS ≤ 0.5 mm/M

ID TOLERANCE

I.D TOLERANCE of PRECISION HONED PIPE

SIZE of I.D I.D.Tolerance Tolerance of wall thickness
H8 H9 H10
30 +0.0330 +0.0520 +0.0840

<120mm(O.D) ±5%

≥120mm(D.D) to 210mm ±7.5%

>210mm ±10%
>30-50 +0.0390 +0.0620 +0.1000
>50-80 +0.0460 +0.0740 +0.1200
>80-120 +0.0540 +0.0870 +0.1400
>120-180 +0.0630 +0.1000 +0.1600
>180-250 +0.0720 +0.1150 +0.185
>250-315 +0.0810 +0.1300 +0.2100
>315-400 +0.0890 +0.1400 +0.2300

LENGTH AND CUT TOLERANCE

Length ≤ 500mm , +2mm

500mm < Length ≤ 2000mm, +3mm

2000mm <Length≤ 5000mm, +5mm

5000mm < Length≤ 7000mm, +10mm

TUBE ENDS

Tube ends shall be cut nominally square to the axis and free from burs

APPEARANCE

Tube shall have a smooth internal and external surface consistent with cold working

process, tube inner surface should be free from rust, scratches and other surface

irregularities.

CERTIFICATION

CE Certified.Material certificates will be send.

PACKING Anti-rust oil to be applied on Internal surface . Ends closed by plastic cap . Bundled by steel strips,braiding parcel.

APPLICATION Hydraulic cylinder tube for swivel crane, injection machine and construction machine application,E.G: hydraulic cylinder,single-acting jack and cylinder, double-acting jack etc.

Mechanical Propety

Material: 20# 45#,16Mn st45, st52, 25Mn,27SiMn, SAE1026

STANDARD: GB/T8713 GB/T3639 DIN2391 EN10305 ASTM A519

Delivery condition cold finished(hard)(BK) cold drawn and stress relieved(BK+S)
STEEL GRADE Rm MPa Elongation (%) Rm MPa ReH MPa Elongation (%)
20# ≥550 ≥ 8 ≥ 520 ≥ 375 ≥ 15
45# ≥ 640 ≥ 5 ≥ 600 ≥ 520 ≥ 10
16Mn ≥ 640 ≥ 5 ≥ 600 ≥ 520 ≥ 14
25Mn ≥ 640 ≥ 5 ≥ 600 ≥ 510 ≥ 15
27SIMn ≥ 800 ≥ 5 ≥ 760 ≥ 610 ≥ 10
ST45 ≥ 550 ≥ 5 ≥ 520 ≥ 375 ≥ 15
E355(ST52) ≥ 640 ≥ 5 ≥ 600 ≥ 520 ≥ 14
SAE1026 ≥ 640 ≥ 5 ≥ 600 ≥ 510 ≥ 15

Process Flow of cold drawn honed seamless steel pipe

a. Acid washing and cleaning

b. Cold drawn by Hydraulic cold drawing machine. To get higher precision pipe

Product tags

seamless honed tubes

,

honed seamless tube tube honing

,

seamless tube a213 t5
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E355 seamless honed tube

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Product Detail
Place of Origin :
CN
Brand Name :
ZGL
Certification :
ISO9001:2001
Model Number :
smls
Contact Supplier
E355 seamless honed tube

Shandong Liaocheng ZGL Metal Products Co., Ltd.

Verified Supplier
13 Years
Shandong, Liaocheng
Since 2008
Business Type :
Manufacturer
Main Products :
API seamless steel pipe, Big Size Honed Tube, DIN seamless steel pipe
Total Annual :
1000000-1500000
Employee Number :
500-600
Certification Level :
Verified Supplier
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