JIS S20c S45c Scm420 Honed Hydraulic Cylinder Pipe

JIS S20c S45c Scm420 Honed Hydraulic Cylinder Pipe

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Payment Type:	L/C,T/T,D/P
Incoterm:	FOB,CFR,CIF,EXW
Transportation:	Ocean,Land,Express
Port:	Tianjin,Qingdao,Shanghai

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Product Description

Product Attributes

Packaging & Delivery

Product Description

Product Attributes

Model No.: S20c S45c Scm420

Standard: Bs, Gb, Astm, Jis, Din, Api

Material: A53-A369, Q195-Q345, 10#-45#, St35-St52, Cr-Mo Alloy, Mn-V Alloy

Section Shape: Round

Place Of Origin: China

Application: Fluid Pipe, Drill Pipe, Hydraulic Pipe, Structure Pipe

Production Process: Cold Drawn

Certification: Ce, Api

Special Tube: Api Pipe, Thick Wall Pipe

Whether Alloy: Is Alloy

Tolerance: ±1%

Category: Seamless Steel Pipe

Processing Service: Cutting, Punching, Decoiling, Welding, Bending

Packaging & Delivery

Selling Units	:	Ton
Package Type	:	Standard marine packaging, or as required by the customer
Picture Example	:

Honed Steel Tube

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Product Description

Name: honed tubes, honing pipe, hydraulic cylinder tubes, pneumatic cylinder tubes, Honed Pipe , honing tube, seamless

Honed Steel Tube, precision tubes, cold drawn honed tubes, skived tubes, skived and roller burnished tubes, skived pipes,
SRB tube, SRB pipe, hydraulic SRB tube, hydraulic cylinder skived tubes
Popular standard and steel grade:

EN10305-1	E355 E235 E410 E470 C45E
DIN2391-1	ST52 ST45 ST52.3
ASTM A519	SAE1020 SAE1045 SAE1026
GB/T	20# 45# 16Mn Q345B Q345D Q345E 42CrMo 27SiMn

Application: hydraulic cylinder, pneumatic cylinder, lifting jack, cylinder barrel
Manufacture Method: cold drawn, cold rolled, Hot rolled+Deep Hole Boring
Heat Treating Method/Delivery Condition:

BK	BKS	GBK	NBK	Q+T
+C	+SR	+A	+N	Q+T
Cold drawn	Stress relieved	Annealed	Normalized	QUENCHED + TEMPERED

Hydraulic & pneumatic tube size and parameters:

Manufacture method	Cylinder ID (mm)	Length (m)	Straightness (mm/m)	Tolerance on ID	Tolerance on WT	Roughness (μm)
Cold drawn	40-420	≤16M	0.2-0.5	Depends on requirement	±8%	0.8-1.6
Cold rolled	30-100	≥14M	0.2-0.5	Depends on requirement	±5%	0.8-1.2
Cold drawn-honed	40-420	14M	0.2-0.3	H8-H9	±8%	0.2-0.8
Cold drawn-skived & burnished	40-300	9M	0.2-0.3	H8-H9	±8%	≤0.4
Deep hole boring- honed	50-1000	12M	0.2-0.3	H8-H9	±8%	≤0.8
Deep hole boring- skived	50-300	9M	0.2-0.3	H8-H9	±8%	≤0.4

Honed Tube

Mechanical property:

Final Supply Condition	Cold finished (Hard)(BK)		Cold drawn and stress-relieved (BK+S or + SR)			Hardness HB
Parameters	T.S obN/mm²	Elongation δ5%	T.S obN/mm²	Y.S OsN/mm²	Elongation δ5%	Hardness HB
20# (A106B, ST45, E255)	>=550	>=8	>=520	>=375	>=12	175
45#(CK45)	>=650	>=5	>=600	>=500	>=10	190
Q345B(ST52, E355)	>=640	>=5	>=600	>=520	>=15	190
25Mn	>=640	>=5	>=600	>=510	>=15	195
27SiMn	>=840	>=5	>=720	>=600	>=10	210

Chemical Properties:

Material	C%	Mn%	Si%	S%	P%
20#	0.17-0.23	0.35-0.65	0.17-0.37	≤0.035	≤0.035
ST45	≤0.21	≥0.4	≤0.35	≤0.025	≤0.025
E255	≤0.21	0.4-1.1	≤0.35	≤0.025	≤0.025
45#	0.42-0.50	0.50-0.80	0.17-0.37	≤0.035	≤0.035
Q345B	≤0.20	≤1.70	≤0.50	≤0.035	≤0.035
E355	≤0.22	≤1.6	≤0.55	≤0.025	≤0.025
ST52	≤0.22	≤1.6	≤0.55	≤0.04	≤0.04
25Mn	0.22-0.29	0.70-1.0	0.17-0.37	≤0.035	≤0.035
27SiMn	0.24-0.32	1.10-1.40	1.10-1.40	≤0.035	≤0.035

Tolerance on ID:

ID	Tolerance for ID (μm)
ID	H7	H8	H9	H10
30	+21/0	+33/0	+52/0	+84/0
>30-50	+25/0	+39/0	+62/0	+100/0
>50-80	+30/0	+46/0	+74/0	+120/0
>80-120	+35/0	+54/0	+87/0	+140/0
>120-180	+40/0	+63/0	+100/0	+160/0
>180-250	+46/0	+72/0	+115/0	+185/0
>250-315	+52/0	+81/0	+140/0	+210/0
>315-400	+57/0	+89/0	+170/0	+230/0

Part of size list (ID*OD)

40*50	100*127	240*273
40*55	110*130	250*266
50*60	120*140	250*280
50*63	120*145	250*300
60*70	125*140	280*323
60*73	125*145	280*325
63*73	140*165	300*320
63*76	140*168	300*356
70*80	150*180	320*340
70*82	160*184	320*356
70*85	160*194	320*370
80*90	170*200	350*370
80*92	180*210	400*420
80*95	200*216
80*100	200*220
90*102	200*232
90*105	200*245
100*114	220*250
100*121	220*273