Ua nyob rau hauv Tuam Tshoj Seamless Honed Tubes

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Suav zoo honing raj manufacturers, honing hlab ntawm ntau yam specifications thiab cov ntaub ntawv, roj kheej kheej raj.Txhawb kev ua customization thiab muab koj nrog tag nrho-round customized ntau lawm.Nws tuaj yeem txiav rau cov khw muag khoom thiab muag tag nrho.Customized ntau lawm raws li koj qhov kev xav tau sib txawv.

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Product Detail

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Product Description

Lub npe	Honed tub
Txuj	DIN2391, EN10305, ASTM A519, GB / T 3639-200 thiab lwm yam
Khoom siv	Q355B Q355D C20,ST52,E355 SAE1026.CK45 4130 4140 STKM 13C
Kev kho cua sov	BK+S
Specification	Sab nraud txoj kab uas hla (mm)	Sab hauv txoj kab uas hla (mm)
	40-480 hli	30-400 hli
ID kam rau ua	H8-H9
Ntev	Tsau Length, Random Length (3-9m) lossis raws li kev thov ntawm cov neeg siv khoom
Kev ncaj	0.5-1/1000
ID roughness	RA 0.1-0.8micron (max)
Technology	Honed & SRB (SKIVED THIAB ROLLER BURNISHED)
Scope	Honed raj rau hydraulic lub tog raj kheej, swivel crane, txhaj tshuab

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Technical Specifications

Qib Steel	C	SI	Mn	P	S	Cr	Ni	Cu
20#	0.17-0.24 dr hab	0.17-0.37 Nws	0.35-0.65 Nws	0.035 ib	0.035 ib	0.250 Nws	0.250 Nws	/
45 #	0.42-0.50 Nws	0.17-0.37 Nws	0.50-0.80 Nws	0.035 ib	0.035 ib	0.250 Nws	0.300 Nws	/
q345 ib	≤0.2	≤0.5	1.00-1.60 Nws	0.030 Nws	0.030 Nws	0.300 Nws	0.250 Nws	0.08 ib
qw 345d	≤0.2	≤0.5	1.00-1.60 Nws	0.030 Nws	0.030 Nws	0.250 Nws	0.250 Nws	0.15
25 Mn	0.22-0.29 Nws	0.17-0.37 Nws	0.70-1.00 Nws	0.035 ib	0.035 ib	/	/	/
27 Sib	0.22-0.32 Nws	1.10-1.40 Nws	1.10-1.40 Nws	0.035 ib	0.035 ib	0.300 Nws	0.300 Nws	/
E355	≤0.2	≤ 0.55	≤1.6	0.025 ib	0.025 ib	0.250 Nws	0.250 Nws	/
SAE 1026	0.22-0.28 Nws	0.15-0.35 dr hab	0.60-0.90 Nws	0.040 ib	0.050 Nws	/	/	/

Qib Steel	Rm Mpa	ReH Mpa	Elonggation	txias tiav Rm Mpa	txias tiav Elonggation
20#	≥520	≥375	≥15	≥550	≥8
45 #	≥600	≥520	≥10	≥640	≥5
16Mn (Q345B / D)	≥600	≥520	≥14	≥640	≥5
25 Mn	≥600	≥510	≥15	≥640	≥5
27 Sib	≥760	≥610	≥10	≥800	≥5
St45	≥520	≥375	≥15	≥550	≥5
E355 (nqe 52)	≥600	≥520	≥14	≥640	≥5
SAE 1026	≥600	≥510	≥15	≥640	≥5

Txoj kev ua haujlwm	ntau	ID	H8	H9	H10
txias rub	25-250	30-50	+0.0390	+0.0620	+0.1000
txias dov	25-150	50-80	+0.0460	0.0740 Nws	+0.1200
txias drawn-honed	40-250	80-120 : kuv	+ 0.0540	+0.0870	0.1400 Nws
khaub ncaws-SRB	50-250	120-180 Nws	+0.0630	+0.1000	+ 0.1600 Nws
khaub thuas-polished	40-250	180-250 : kuv	+0.0720	+0.1150	+0.1850
khaub thuas-polish-SRB	50-250	raws li xav tau	raws li xav tau	raws li xav tau	raws li xav tau