The relationship between welding speed and weld quality should be understood dialectically and cannot be ignored. It is mainly reflected in the heating stage and the crystallization stage. 1. Heating stage Under the condition of high-frequency straight seam welded pipe (erw pipe), the edge of the tube blank is heated from room temperature to the welding temperature. During this…
Read MoreASTM A234 standard steel pipe fittings have been widely applied in pipeline systems, it includes carbon and alloy steel material. Grades in ASTM A234: ASTM A234 specification has many grades, such as WPB, WPC, WP5, WP9 WP11, WP12, WP22, WP91 and so on. In these standard Grade WPB is the most common material used for medium and high temperature…
Read MoreProject location：Middle East Product：T-Type Welding & SMLS Pipes Specifications：OD 273-1219MM, WT 12.7-75MM, L 6000-12000MM Standard and material：EN10219 EN10225 S355G7/G8+N/MZ35，API 5L X52N PSL2 Usage：Offshore steel structure project Inquiry time：2022.01.20 Order time：2022.06.05 Shipping time：2022.08.09 Estimated arrival time：2022.08.30 This order is quite difficult for us and our client. The steel grade of steel pipes is high and the quantity is small, the…
Read MoreProject Location: Kazakhstan Products: Seamless steel pipe Standard & Material: GOST 8732-78 Ct20 Specification:159x10x12000MM/ 273x12x12000MM/108x6x12000MM Application:Gas Transportation Inquiry time：2022.7.9 Order time：2022.7.11 Shipping time：2022.8.15 Estimated arrival time：2022.9.15 Few years ago, Xinyue cooperated with a group company in Kazakhstan for the first time by virtue of the advantages of payment methods. The company has 6 branches in Kazakhstan. They also have…
Read MoreProject location：Malaysia Product：SMLS API 5L X65 PSL2 NACE MR-0175 90/45 DEGREES 5D BENDS Standard and material：API 5L PSL2 X65QS, ISO 15590-1 Specifications：SMLS API 5L X65 PSL2 NACE MR-0175 90/45 DEGREES Size: 711.2*23.83MM, TANGENT : 1050MM Inquiry time: 20220602 Order time：20220621 Shipping time：20220820 Estimated arrival time：Sep 2022 At the beginning of June 2022, Tianjin Xinyue received an inquiry from an…
Read MoreThe difference between carbon steel seamless tube and stainless steel seamless tube mainly refers to the difference in design rules between carbon steel and stainless steel, which means that the design rules of these two types of steel cannot be used in common. These differences are summarized as follows: Carbon steel 1. Ordinary steel is carbon steel, that is,…
Read MoreProject Location：Chile Product：ERW Steel Pipe Standard and material：ASTM A53 GR A Specifications：18”SCH STD Usage：Low liquid transmission pipeline Inquiry time：2022.05.10 Order time：2022.08.05 Shipping time：2022.09.05 Estimated arrival time：2022.10.20 This customer is from Chile. When we received the customer’s inquiry, it was only two days before the closing time. Moreover, the customer emphasized the issue of quality standards in the case of…
Read MoreStraightening is an important process in the production of LSAW steel pipes. Especially for oil casing and oil and gas pipes of API standard with high quality requirements, special pipes for machinery and equipment.These kinds of steel pipes not only have strict requirements on the steel grade and weld quality, but also have high requirements on the straightness of…
Read MoreXINYUE STEEL GROUP set up several production bases in Tianjin & Hebei Province, manufacturing ERW Steel Pipe, SSAW Steel Pipe, LSAW Steel Pipe, Seamless Steel Pipe, Scaffolding system and couplers, RHS, SHS, etc.
