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Manager Xu
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Shandong Zhongzheng Steel Pipe Manufacturing Co., Ltd.
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Manager Xu
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Quality Control
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Certifications
- API
- 2011-03-21
- 2011-03-21
- API
- 2011-01-24
- 2014-01-24
- Association for Quality Certificate
- 2008-06-27
- 2010-06-26
- Quality Management System Certificate
- 2007-09-02
- 2010-09-02
- Quality Management System Certificate
- 2007-09-02
- 2010-09-02
Contact Supplier
- Shandong Zhongzheng Steel Pipe Manufacturing Co., Ltd.
- Contact nameManager Xu Chat Now
- Phone86-635-8880099
- Addressmudanjiang north road, Liaocheng, Shandong
New Products
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PLA dishware
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biodegradable tableware
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biodegradable cutlery
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Biodegradable cup
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Biodegradable tableware
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Disposable tableware
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ASTM 4140 seamless pipe, high-strength and corrosion-resistant seamless steel pipe
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Baosteel Q345E Low Temperature Alloy Pipe Q390B Q420 Q690C Seamless Pipe Low Temperature Resistant Steel Pipe
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Baosteel Q390D seamless steel pipe Q355D (16MnD) low-temperature seamless pipe Q345D alloy steel pipe
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Henggang Q355C seamless steel pipe Q390C Q390D low-alloy seamless pipe 16MnE low-temperature seamless pipe
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Baosteel 16MnD Low Alloy Pipe Q460C Q390B Large Diameter Seamless Pipe Q390E Alloy Steel Pipe
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Baosteel Q390E alloy steel pipe Q345C seamless steel pipe Q345D Q345E seamless pipe low-temperature pipe
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Hot rolled 16MN seamless pipe 20crnti 20 # 45 # 40cr 42crmo seamless steel pipe manufacturer
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45 # seamless pipe, 45 # small-diameter thick walled structural pipe, non-standard steel pipe modified and pulled
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35crmo seamless steel pipe 42CrMo Q345E seamless pipe q345b 20cr steel pipe in stock
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10 # precision drawn steel pipe 10 # thin-walled seamless pipe 20 # core cold drawn steel pipe
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Manufacturer's direct supply of 5mm thick 20 # seamless steel pipe, 45 # seamless pipe, Q355B seamless pipe cutting
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SA210-C American standard steel pipe ASTM A210c American standard seamless steel pipe material guarantee
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Baosteel 10 # 20 # 35 # 45 #seamless steel pipe Q345B seamless pipe automotive half shaft sleeve pipe seamless steel pipe
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Henggang Q390B 16mnD Pickled Tube Q460C Q390B Large Diameter Seamless Tube for Cold Storage
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35 # hot-rolled seamless steel pipe, 20 # hot-rolled seamless pipe, Q345B hot-rolled steel pipe
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35 seamless pipe 35CrMo alloy steel pipe 42CrMo alloy steel pipe cutting