High Quality Customized Manufacturer Price Alloy 42CrMo H8 H10 Tolerance Honed Tube

Product Description

Product Description

Xuanlin Mainly Supply Hydraulic Cylinder Tube,Honed Tube and Cold Finished Tube
1. Hydraulic Cylinder Tube------Used in the hydraulic cylinder of the heavy machinery, Cranes, excavator also forklifts. Material is various, mainly STKM-13CT ST52 CK45 and 1020. We can work and get the mechanical property of the clients need and extended the life of the hydraulic cylinder.
2. Honed tube ----- used in Elevator buffer and Hydraulic Cylinder .This kind tube have a better roughness inner the tube,ra0.2-0.4um and can use directly in the hydraulic cylinder tube. Range: ID 50-250mm and Length can work at most 6M.
3. Cold finished tube---- Widely Used. Processing range 30-300mm, biggest length is 11M.

OD	GB/T3639		DIN2391 (EN10305)	Our Tolerance	Best Quality
31-40mm	±0.15mm		±0.15mm	±0.05mm	±0.03mm
41-50mm	±0.20mm		±0.20mm	±0.05mm	±0.03mm
51-60mm	±0.25mm		±0.25mm	±0.08mm	±0.03mm
61-70mm	±0.30mm		±0.30mm	±0.10mm	±0.05mm
71-160mm	±0.30mm		±0.30mm	±0.10mm	±0.05mm
160mm-230mm	±0.50mm		±0.50mm	±0.40mm
Tolerance in WT	±0.12mm		±0.10mm	±0.05mm	±0.03mm
PROCESS
Process	Diameter		Length
Cold Rolled	30-100mm		≤10 m
Cold Draw	30-250mm		≤10 m
Honing	40-500mm		≤10 m
Skived burnished	40-400mm		≤76m
HONED OR SRB TUBE TOLERANCE
Inner Diameter	H8	H9		H10
30mm	±0.033	±0.052		±0.084	5-30mm
30-50mm	±0.039	±0.062		±0.100	±0.080
50-80mm	±0.046	±0.074		±0.120
80-120mm	±0.054	±0.087		±0.140
120-180mm	±0.063	±0.100		±0.160
180-250mm	±0.072	±0.115		±0.185
250-315mm	±0.081	±0.130		±0.210

Detailed Photos

Product Parameters

Hydraulic Cylinder Honing Tube
Inside Dia (mm)	ID Tolerance (mm)				WT Tolerance (mm)
	H7	H8	H9	H10
≤30	+0.021/0	+0.033/0	+0.052/0	+0.084/0	±7.5% >210mm ±10%
30 - ≤50	+0.025/0	+0.039/0	+0.062/0	+0.100/0
50 - ≤80	+0.030/0	+0.046/0	+0.074/0	+0.120/0
80 - ≤120	+0.035/0	+0.054/0	+0.087/0	+0.140/0
120 - ≤180	+0.040/0	+0.063/0	+0.100/0	+0.160/0
180 - ≤250	+0.046/0	+0.072/0	+0.115/0	+0.185/0
250 - ≤315	+0.052/0	+0.081/0	+0.130/0	+0.210/0
315 - ≤700	+0.057/0	+0.089/0	+0.140/0	+0.230/0

Steel Grade	Chemical Composition %
	C	Si	Mn	P	S	Al
				≤		≥
20#	0.17-0.24	0.17-0.37	0.35-0.65	0.035	0.035	/
45#	0.42-0.50	0.17-0.37	0.50-0.80	0.035	0.035	/
Q345B	≤0.2	≤0.5	1.00-1.60	0.03	0.03	/
Q345D	≤0.2	≤0.5	1.00-1.60	0.03	0.03	0.015
25Mn	0.22-0.29	0.17-0.37	0.70-1.00	0.035	0.035	/
27SiMn	0.24-0.32	1.10-1.40	1.10-1.40	0.035	0.035	/
ST52	≤0.22	≤0.55	≤1.6	0.025	0.025	/
SAE1026	0.22-0.28	0.15-0.35	0.60-0.90	0.04	0.05	/

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 (%)
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

Production Line Certifications

Packaging & Shipping

Company Profile

Shandong Xuanlin Metal Materials Co., Ltd., was founded in 2008, covers an area of 10, 000 square metres. We are a professional manufacturing and trading company of metal building materials. We currently sell domestically and export worldwide to places such as Africa, North America and the Middle East. Our main products are aluminum foil, electrical cable, copper tube, boiler tube, casing pipe, honed tube, steel wires, PPGI/gi coil, galvanized pipe, steel structures. We have more than 30 production lines which can produce customize according to your requirements.We ensure product quality through systematic testing with technically advanced equipment. Our company has a rang of well established long-term relationships with many domestic steel companies including Bao Steel Group, Hengyang Group, Yieh Phui(China) and Ma Steel Trading. Our advantage is that we are close to national highways and high speeds, 100 kilometers from Jinan Airport and 350 kilometers Tianjin Port...The benefits of light weight, low cost, high corrosion resistance and easy installation with short construction periods have LED to steel structures becoming more widly used in modern building construction with varied applications such as factory workshops, supermarkets, cold storage rooms, plazas, villas and more.We look forward to building successful business relationships with customers around the world.
FAQ
Q. Are you a factory or a pure trading company?
A: We are a factory.
Q. Are your prices competitive?
A: for the same quality, our price is lower, for the same price, our quality is the best better.
Q. What are your company's strengths?
A: Factory spot, competitive prices, excellent quality, support factory inspection, video call at any time, technical support in 24/7. Simultaneously, we have participated in many international projects.
Q. Whether to support OEM or ODM?
A: We welcome customers to cooperate with us by OEM or ODM. We have a professional technical team, can be customized according to drawings or requirements.
Q. What trade terms do you usually use?
A: We use FOB, CIF, C&R, DDU, DDP.
Q. What is your usual delivery time?
A: From the execution date of the PI, spot products will be delivered within 3 days, and customized products within 15 days. Special circumstances, please communicate again. All our products have strict quality inspection before they leave the factory, to ensure that you receive the goods with excellent quality.
Q. What are your terms of payment?
A: We use TT and LC, or any other payment method available.

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