steel pipe details
Steel pipe, also called seamless welded pipe, is divided into single wall steel pipe and double wall steel pipe, welded by steel plate.
Single wall steel tubes are mostly used in refrigeration systems;
Double wall steel tubes are mostly used in automobile brake system.
Steel pipe surface treatment: surface plating copper, white zinc, colored zinc, PVF and so on, long time rust proof
Steel pipe size:
| Single wall | 4.76mm(3/16) |
| 6mm | |
| 6.35mm(1/4) | |
| 8mm(5/16) | |
| 9.52mm(3/8) | |
| Double wall | 4.76mm(3/16) |
| 6mm | |
| 6.35mm(1/4) | |
| 8mm(5/16) | |
| 9.52mm(3/8) | |
| 10mm | |
| 12mm | |
| 12.7mm(1/2) |
-QDGY was established in 1998 with a registered capital of 150,0000 dollar .
-1998-2000 specifically supply hose for domestic, Market Share is more than 30%.
- 2000-2004 started to export automotive brake hose.
- 2005 started to products brake hose assembly and fittings.
Brake hose factory moved to Hebei Province
The hose factory located in Hebei was certificated ISO9001-2000
Bought welded steel pipe factory in Qingdao, and began to export steel pipe
We certificated the Ts16949 quality management system by SGS.
-2006 Establish the second fitting factory
-2019 get IATF16949 certificate and ISO9001:2015 certificate
Employee: Head office:15 staff Brake hose assembly factory:60 staff
Hose factory: 80 staff Fitting factory: 60 staff
Steel pipe factory:30 staff
Capacity: Brake hose assembly: 1 million pieces/year
Brake hose: 2 million meter/year
Fitting:2 million meter/year
Steel pipe: 200 ton per year
Annual sales: 2020 about 6.2 million dollar
2021 about 7.5 million dollar
2022about 8 million dollar
Packaging
Steel pipe/Bundy tube package:
1. Packed in roll
2. Packed in pancake
Certifications
Certifications:
Related products:
FAQ:
Q1: Where to use the brake hose?
used in auto / car / motor / motorcycle / vehicle / truck / braking system.
Q2: Waht kinds of main rubber hose can product?
A: Rubber brake hose,EPDM brake hose,Hydraulic brake hose,Hydraulic hose,water hose,fuel& oil hose,Brake hose,Stem hose,SAE J1401 brake hose,DOT 1/8" brake hose,OE No. brake hose,Flexible brake hose,Performance competition brake hose...
Q3: What size of brake hose can you supply?
A: common size: 3.2x10.5mm(1/8");4.8x12.5mm(3/16")
Special size: 3.2x11mm...or your request size
Q4: Can you print the words(line) as our requirement?
A: Yes,we do provide embossed and printing marking with different color ,as your requirement.
Q5: What kinds of fitting can product?
A: All kinds.Female fitting,male fitting,banjo fitting,adepter brake hose fitting,bolts and nuts,steel with zinc ,chrome,nickle...stainless steel,brass...
Q6: How many types of brake hose do you product?
A: Brake hose,Teflo n braided brake hose,PTFE stainless steel braided brake line,Steel tube,Bundy tube,Steel tube assembly,Brake hose assembly...
Q7: What is my order's delivery date?
A: It usually takes 5-40 days,which generally depends on your order quantity and our storage.Details information ,kindly please feel free to contact with us,or visit our website contact with us,we will reply you within 24 hours.
Q8: What is your payment?
30% down payment to begin the production, shipment after receive 70% balance.
Q9: Can you accept the third party inspection?
Yes, we accept
Q10: Can we place an order by Trade Assurance on Alibaba?
Yes, you can
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