Changsha Haochang Machinery Equipment Co., Ltd
Active Member
7 Years
hunan, changsha
Since 2012
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Automobile Engine Parts
Car Engine Spare Parts
Diesel Engine Crankshaft
Diesel Engine Piston Rings
Diesel Engine Cylinder Liner
Diesel Engine Cylinder Head
Caterpillar Engine Spare Parts
Cummins Engine Spare Parts
Deutz Engine Spare Parts
Mercedes Benz Engine Parts
Metal Seal Ring
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PRODUCT CATEGORIES

Automobile Engine Parts

 (7)

Car Engine Spare Parts

 (32)

Diesel Engine Crankshaft

 (52)

Diesel Engine Piston Rings

 (158)

Diesel Engine Cylinder Liner

 (6)

Diesel Engine Cylinder Head

 (70)

Caterpillar Engine Spare Parts

 (17)

Cummins Engine Spare Parts

 (31)

Deutz Engine Spare Parts

 (22)

Mercedes Benz Engine Parts

 (31)

Metal Seal Ring

 (1)

Why Can We Always Ensure Excellent Quality

Quality Control

Crankshaft

Changsha Haochang Machinery Equipment Co., Ltd

• step 1，raw material

• step 2，modeling

• step 3，smelting

• step 4， pouring

• step 5， blank clean

• step 6， centering

• step 7， clamping

• step 8， finish turning main journal

• step 9， turning con.rod journal

• step 10， coarse grinding con.rod journal

• step 11， drill oil hole

• step 12， quenching

• step 13， tempering, fine shot

• step 14， drill end

• step 15， finish grinding main journal

• step 16， finish grinding con. Rod journal

• step 17， milling key seat

• step 18， drill flange hole

• step 19， dynamic balance

• step 20， polishing

• step 21， final produce verify、

• step 22， cleaning

• step 23， coating and packing

• step 24， temperay storage

• step 25， warehouse

Attachment:Equipment with full time quality inspection in the middle process, conduct dynamic control of process quality

Certification

Changsha Haochang Machinery Equipment Co., Ltd Certifications
Standard: CE
Number: 3J180620.CHMDU42
Issue Date: 2018-06-20
Expiry Date: 2023-06-19
Scope/Range: Crankshaft
Issued By: Ente Certificazione Macchine Srl
Changsha Haochang Machinery Equipment Co., Ltd Certifications
Standard: GB/T19001-2016/ ISO 9001:2015
Number: 17918Q13660ROS
Issue Date: 2018-07-06
Expiry Date: 2021-07-05
Scope/Range: Auto engine parts,Machinery spare parts
Issued By: Beijing Zhongding Hengchang Certification Co.,Ltd.
Changsha Haochang Machinery Equipment Co., Ltd Certifications
Standard: TUV
Number: QYSF212018071100019475
Issue Date: 2018-07-05
Expiry Date: 2019-07-04
Scope/Range: Timing chain kit,Crankshaft,Cylinder head,Piston ring,Cylinder liner,Piston
Issued By: TÜV Rheinland Group
Changsha Haochang Machinery Equipment Co., Ltd Certifications
Standard: BV
Number: 5169285-T
Issue Date: 2013-01-17
Expiry Date: 2014-05-16
Issued By: Alibaba.com
Changsha Haochang Machinery Equipment Co., Ltd Certifications
Standard: TUV
Number: 7468641_T
Issue Date: 2014-01-21
Expiry Date: 2015-01-20
Issued By: Alibaba.com
Changsha Haochang Machinery Equipment Co., Ltd Certifications
Standard: GB/T19001-2016 idt ISO9001:2015
Number: ISCC19Q0160R0S
Issue Date: 2019-07-05
Expiry Date: 2022-07-04
Scope/Range: Auto engine parts,Machinery spare parts
Issued By: Guangdong Aishuo Certification Co.,Ltd.
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