Moulds Manufacture Rountine Materials for roll sets-Roughing process-Drilling hole-CNC fine
finishing-Polishing-Typing code-Heat treatment-Grinding inside
hole-Drilling key slot-Drilling hole for bearing-Finished product
inspection | Heat treatment way: | There are four heat treatment way for your choose. | | (1) Vacuum Heat Treatment : | HRC 61-63 | | (2) Black treatment: | HRC61-63 | | (3) Nit riding treatment: | HRC61-63 | | (4) Vacuum Gas Quenching and Subzero Heat Treatment: | HRC63-65 | | Warm reminding: | Tube diameter≥133mm, HRC:58-61 |
Technology
The company has vigorously introduced the German professional
roll design software COPRA, which can design all kinds of rolls
according to customer requirements.
Application
Welded pipe manufacturing (oil pipeline, natural gas pipeline,
water pipe, furniture pipe, electricity tower pipe, automobile
pipe, nuclear power pipe, ship bridge pipe, building pipe, metal
doors and Windows pipe, air conditioning pipe, urban high-speed
guardrail, rail transit, etc.)
| Material Science | Varieties | | Cr12Mov | Dongbei special steel Cr12MOV/Daye special steel Cr12Mov | | SKD11 | Daye Special steel SKD11/Taiwan SKD11/Japan SKD11 | | D2 | Daye special steel D2/Taiwan D2 |
ZTZG Company Introduction
FAQ Q: Are you a manufacturer?
A: Yes, we are a manufacturer. We have 4 factories ( Machining,
Assembling, Heat treatment, and Moulding ). We also have our own
R&D department. Welcome to visit us.
Q: What kind of payment term do you do?
A: We do T/T.
Q: What info do you need before giving me the price and proposal?
A: Since we design individual machines based on our customer's
requirements, we need your desired products' basic dimensions,
including all the pipe diameter(or tube length), thickness range,
usage, raw material steel grade, coil weight, and degree of
automation.
Q: What should I do if I just start a new business?
A: Contact us immediately, we provide a free consultant for
pre-sales service. Also, we can help you solve the raw material
(steel coil) purchase, worker training, international market price,
and more.
Q: How do you do QA?
A: We have a special team to do strict QA, this is one of our
strengths:
(1)Every gearbox will be tested for 8 hours with oil inside to
guarantee there is no leak. (2)Every shaft will be inspected for centering jumpiness.
(3)Every roller will be checked to make sure it's in the range of
tolerance critical parts will be inspected for all dimensions.
Q: Why I should choose you? what are the differences between you
and other Chinese suppliers?
A: We are concentrating on pipe-making machines for more than 20
years. We have constructed many steady trading partners in Asia,
Africa, the middle east, Europe, and South America throughout the
years. Our innovative designed production line and every single
unit of the production line are economical and practical. |
