Product Details

E355 +C Cylinder Honing Manufacturer

Product Description

Product Discription

Honed Tube

* Grade: ST52, 4140, CK45, Stainless Steel, etc

* ID: 20-1500mm

*Length: max 20 meters

*Streightness: 0.5/1000

*Tolerence WXT: DIN 2391

*Tolerence INT: ISO H8

*Roughness (Ra): 0.2 to 0.4μ

Type: Cold Drawing, stress release, BK+S, honing or Skiving

CHEMICAL COMPOSITION(%)

Si (Max)	Mn (Max)	C (Max)	P (Max)	S (Max)
0.55	1.60	0.22	0.025	0.025

MECHANICAL PROPERTIES

Tensile Strenght Min	Yield Point Min	Elongation % Mn
640 N/mm²	560 N/mm²	14

Honed Tube for Hydraulic Cylinder
Material:	ST52, CK45, 4140, 16Mn, 42CrMo, E355, Q345B, Q345D, Stainless Steel 304/316, Duplex 2205,etc.
Delivery Condition:	BK, BK+S, GBK, NBK
ID:	20mm - 1500mm
Length:	max 13m
Type:	Seamless, Cold Drawn
Straightness:	≤ 0.5/1000
Roughness:	0.2-0.4 u
Tolerance EXT:	DIN2391, EN10305, GB/T 1619
Tolerance INT:	H7, H8, H9
Protection:	anti-rust oil on inside and outside surface, plastic caps in both ends.
Packing:	bundle with steel strip and knitting strip, or wooden case.

Delivery Condition	cold finished (hard) (BK)		cold drawn and stress-relieved (BK+S)
Delivery Condition	cold finished (hard) (BK)		cold drawn and stress-relieved (BK+S)
Steel Grade	Tensile Strength (Mpa)	Elongation (%)	Tensile Strength (Mpa)	Yield Strength (Mpa)	Elongation (%)
Steel Grade	Tensile Strength (Mpa)	Elongation (%)	Tensile Strength (Mpa)	Yield Strength (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
ST52	≥640	≥5	≥600	≥520	≥14
SAE1026	≥640	≥5	≥600	≥510	≥15