ASME SA537 pressure vessel uses heat-treated carbon-manganese-silicon steel plate.The steel plates supplied by this standard are divided into three categories, namely SA537Gr1, SA537Gr2, and SA537Gr3. The maximum thickness of steel plates corresponding to these three grades is limited to: SA537Gr1 is not more than 100mm;The thickness of SA537Gr2 does not exceed 150mm;The thickness of SA537Gr3 does not exceed 150mm.
In 2016. Our company offer 1200 tons API 5L GR.B hot rolled coil to Bangladesh——100 tons for 3.9*625mm, and 1100 tons for 7*683mm. It is one tender project, we get the tender at the end of 2015, and arrange the production in 2016. They required the tolerance of thickness is +0.1/-0.2mm, and width tolerance is +/-0.5mm, which is a very high requirement for coil tolerance, but our mill handling this very well. and our Q/C department witness all of the process.
From the order to the delivery, there are three quality inspections to ensure that the qualified rate of finished products is more than 100%. We promise that every order will be tracked in a timely manner to ensure that customers can receive goods safely and constantly listen to their opinions and suggestions, reflect on our own problems, and let customers feel at ease. We have a large warehouse in Shanghai and Tianjin, which can provide customers with sufficient sources of supply.
Our company has strict quality control standards. If you want to visit our factory, you are welcome at any time! We produce a lot of steel products every month to export A573 structural steel Grade 65 toughness to all over the world. Because our customers are from all countries, they will order a large number of steel products from our company every month.
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