Chengdu CQMEC Machinery & Equipment Co., Ltd
Chengdu Cqmec Machinery And Equipment Co.,Ltd.(Omecfire)
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DOT Approved Industrial DOT-3AA Seamless Steel Gas Cylinders
With over 25 years of experience of export, our quality DOT high-pressure, seamless steel cylinders are widely used for shipping, storing, and dispensing industrial gases. Our high-pressure cylinders are fabricated from chromium-molybdenum steel and produced in strict compliance with all applicable DOT/TC specifications.
In order to keep our exceptionally high level of quality control, Our DOT cylinders are manufactured by several methods including plate drawn and hot billet pierces, which produces a seamless cylinder with the bottom integral to the sides.
Product Specifications:
| Type |
Out-Diameter (mm) |
Working Pressure (bar) |
Test Pressure (bar) |
Material | Bottom Shape |
Volume (l) |
Cylinder Height (mm) |
Nominal Weight (kg) |
Certificate |
| WGⅡ-133-(3.0~3.9)-13.9A | 133 | 139/2015 | 232/3365 | 30CrMo | Concave | 3.6 | 375 | 5.2 | DOT |
| WGⅡ-178-(7.5~14.04)-13.9A | 178 | 139/2015 | 232/3365 | 30CrMo | Concave | 7.5 | 445 | 11 | |
| 10.8 | 590 | 13.6 | |||||||
| 14 | 735 | 16.4 | |||||||
| WGⅡ-232-(28~52)-16.6A | 232 | 166/2400 | 276/4000 | 30CrMo | Concave | 28 | 865 | 33 | |
| 40 | 1185 | 44.5 | |||||||
| 52 | 1505 | 55.6 | |||||||
| WMⅡ-232-(28~52)-16.6A | 232 | 166/2400 | 276/4000 | 37Mn | Concave | 28 | 865 | 33 | |
| 40 | 1185 | 44.5 | |||||||
| 52 | 1505 | 55.6 | |||||||
| WMⅡ-267-(47.6~88.4)-15.9A | 267 | 159/2300 | 265/3834 | 37Mn | Concave | 47.6 | 1085 | 56.5 | |
| 68 | 1490 | 74.5 | |||||||
| 88.4 | 1895 | 92.5 |
FAQ.
Q1. How about the quality control?
A1.We have QC department to control the whole production line, and each order shall be do the leakage test and insprction test and then also the final inspection before leave from factory.
Q2. How long is your delivery time?
A2. Generally, around 30-60 days. or it depends in special time.
Q3. Do you provide samples?
A3. Yes, but the sample fee and the freight will be paid by you.But the fees of samples shall be refunded to you in formal order.
Q4. How to ship the goods?
A4. usually,by sea. Besides, you also can let your own forwarder pick up the goods and arrange the shipment.