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The NORSOK M650 standard is a crucial specification in the Norwegian petroleum industry, particularly relevant to the petrochemical and offshore sectors. It focuses on fasteners, which are essential components in the construction and operation of oil and gas facilities such as platforms, pipelines, and refineries. This standard ensures the integrity and safety of these critical infrastructure elements.

For example, in an offshore platform, thousands of fasteners are used to connect various structural members and equipment. The NORSOK M650 standard provides the necessary guidelines to ensure that these fasteners can withstand the harsh marine environment, including extreme weather conditions, corrosive seawater, and high - pressure differentials.

API 20F is a standard specifically tailored for fasteners in the petrochemical field. It covers a wide range of aspects related to fastener design, material selection, manufacturing, and testing. These fasteners include bolts, nuts, and studs used in critical applications such as oil refineries, petrochemical plants, and offshore oil and gas platforms. For example, in an oil refinery, the flanges connections in the piping system demands fasteners that meet API 20F to ensure leak - free and safe operation. The standard details the dimensions, tolerances, and thread specifications of these fasteners to guarantee compatibility and proper fit.

In the petrochemical industry, API 20E is a crucial standard for fasteners, playing a vital role in ensuring the quality and performance of fasteners. This standard covers multiple aspects including material selection, manufacturing processes, and product inspection, providing strict guidelines for the industry.

Ningbo Taida Hezhong Fastener Manufacturing Co., Ltd. is located at No. 286, Yinhe Road, Baiyanshan Economic Development Zone, Xiangshan County, Ningbo City, on the eastern coast of Zhejiang Province by the East China Sea. The company was founded in 2003, covering an area of 13,999 square meters, with a building area of 11,899 square meters.

What is Easy-locking TM ？ Easy-locking TM （中文商标：易锁牢）is a well-known brand of anti-loosening & self-locking nuts which have transformed the standard internal thread profile into a self-locking female thread form with the addition of a unique 30° wedge ramp at the root of the thread. It is compatible with standard 60° male thread fasteners.

Hi , all my friends , Our company will attend Fastener Fair Las Vegas 2017 . We sincerely invite you and your company representatives to visit our booth and inspect our goods , Our Booth Number : 570 Exhibition : National Industrial Fastener & Mill Supply Expo Date : October 17th to 19th 2017 （Exhibits Hall Open Wed.& Thurs,New Exhibit Hours:9am-4pm） Add : Las Vegas Convention Center , Central Happ-C4 & C5, Las Vegas , USA ,

Good start!!!!!!The luck for wealth is prosperous in the New year! We would like to first wish you a happy Chinese New Year... Ningbo Taida Fastener has resumed operation on Feb.6th,2017.We warmly welcome old and new customers to call,email or visit us personally for business opportunities.

UNF Hex Head Set Screws UNF Hex Head Bolts UNF Socket Head Cap Screws UNF Hex Nuts UNF Nyloc Nuts UNF Dome Nuts UNF Hex Lock (Thin) Nuts UNF Wing Nuts Imperial Table 3 Flat Washers Imperial Spring Washers (Rectangular) Imperial Spring Washers (Square)

UNF Hex Head Set Screws UNF Hex Head Bolts UNF Socket Head Cap Screws UNF Hex Nuts UNF Nyloc Nuts UNF Dome Nuts UNF Hex Lock (Thin) Nuts UNF Wing Nuts Imperial Table 3 Flat Washers Imperial Spring Washers (Rectangular) Imperial Spring Washers (Square)

Metric Hex Nuts (DIN 934) Metric Hex Thin Nuts (DIN 439) Metric Nyloc Hex Nuts (DIN 982) Metric Nyloc Hex Thin Nuts (DIN 985) Metric Dome Nuts (DIN 1587) Metric Dome Nyloc Nuts (DIN 986) Metric Flange Nuts (DIN 6923) Metric Wing Nuts (DIN 315) Metric Square Nuts (DIN 557) Metric Lifting Eye Nuts (DIN 582) Metric Form A Washers (DIN 125) Metric Form B Washers (DIN 125/B) Metric Form C Washers Metric Type M Washers Metric Penny Washers Metric DIN 9021 Washers Metric Washers for Cheesehead (DIN 433) Metric Shakeproof (int) Washers (DIN 6797) Metric Spring Washers (DIN 7980) Metric Spring Wave Washers (DIN 137)

20130205021646_15061.jpgMetric Hexagon Head Bolts (DIN 931) 20130205021726_62690.jpgMetric Hexagon Head Setscrews (DIN 933) 20130205021809_69194.jpgMetric Flange Hex Bolts (DIN 6921) 20130205021923_36762.jpgMetric Socket Head Cap Screws (DIN 912) 20130205022007_38589.jpgMetric Socket Head Button Screws (ISO 7380) 20130205022042_49663.jpgMetric Socket Head Flange Button Screws 20130205022111_92235.jpgMetric Slotted Mushroom Screws 20130205022144_31008.jpgMetric Philips Raised Pan Screws (DIN 7985) 20130205022228_45809.jpgMetric Philips Raised C/sunk Screws (DIN 966) 20130205022300_98720.jpgMetric Slotted Raised C/sunk Screws (DIN 964) 20130205022333_93688.jpgMetric Socket Head Countersunk Screws (DIN 7991) 20130205022405_80002.jpgMetric Slotted Countersunk Screws (DIN 963) 20130205022436_36795.jpgMetric Slotted Cheesehead Screws (DIN 84) 20130205022510_58540.jpgMetric Flat Point Grub Screws (DIN 913) 20130205022536_87209.jpgMetric Cone Point Grub Screws (DIN 914) 20130205022608_12362.jpgMetric Carriage Bolts (DIN 603) 20130205022645_36996.jpgMetric Lifting Eye Bolts (DIN 580) 20130205022707_90257.jpgMetric Threaded Rod (DIN 975)

20130205025924_68397.jpgStainless JCS HiGrip Hose Clips 20130205030152_48751.jpgA2 Stainless 9mm Band DIN 3017 Hose Clips 20130205030210_98291.jpgA2 Stainless 12mm Band DIN 3017 Hose Clips 20130205031102_26817.jpgA4 Stainless 9mm Band DIN 3017 Hose Clips 20130205031139_39297.jpgA4 Stainless 12mm Band DIN 3017 Hose Clips 20130205031213_78109.jpgStainless Tridon 350 Hose Clips 20130205031242_15646.jpgStainless Tridon 620 Hose Clips 20130205031331_18176.jpgPart Stainless Mikalor Supra W2 Hose Clamps 20130205031414_95275.jpgFull Stainless Mikalor Supra W4 (Pro) Hose Clamps 20130205031632_44996.jpgStainless Mini Clips 20130205031736_57727.jpgStainless Rubber Lined P-Clips

20130205045737_33483.jpg Pozidrive Countersunk Chipboard Screws 20130205045816_47636.jpg Pozidrive Pan Head Chipboard Screws 20130205045843_75775.jpg Coach Screws (DIN 571

Crosshead C/sunk Self Tapping Screws (DIN 7982) Pan Crosshead Self Tapping Screws (DIN 7981)