Grade 80 / Grade 100 / 7mm Hoist Chain

Product description Grade: G80 / G100 Material: Alloy steel (20Mn2 / 25CrNiMo)   Size: 7mm*21mm Surface treatment: Self-colour / black oxide / black painted / colour painted / galvanise / plastic powder coating  Packaging: Steel drum + plastic bag + pallet / gunny bag + pallet / Plastic box + plastic film + pallet / plastic bucket + plastic film + pallet (According to the requirement of the client) Each product leaves Ronghai Machinery all comes with quality certification, factory check out report with testing data, which including:l        Breaking test report (breaking force, elongation, etc.), l        Bending test reportl        Hardness test reportl        Alloy steel quality inspection reportl        Product specificationsl        Production date.-----------------------------------------------------------------------------------------------RongHai Machinery Co., Ltd. specializes in manufacturing standard heavy duty lifting chain (φ4 -φ11), including European Standard chain for rigging, electric block chain and also undertake other special standard chain. Each lifting chain we produced was inspected by our experienced technician who had over 20 years research and producing lifting chain experience, and we also use strict quality control testing system to ensure the products' stability and durability. Ronghai's primary purpose is produce heavy duty and more reliable lifting chain for lifting application to achieve superior performance and usage, withstand more abuse, high abrasion resistance, greater lifting load Each bundle of raw materials come with alloy steel quality inspection report issued by the steelmaker, including the component analysis, production date, produced furnace number, and so on, to ensure the traceability of each batch of raw materials. In order to monitor product quality, our inspector spot checks each step of the production line and timely report to manager everyday, -----------------------------------------------------------------------------------------------Advanced technology, excellent talents and high quality products make RongHai Machinery Co., Ltd. the ideal choice for you. Please don't hesitate to contact to us!We sincerely hope to build a cooperative and mutual beneficial business relationship with you!RegardsChinese Standard ChainGB/T 20947-2007/ISO 3077:2001Grade 80DiameterPitchOutsideWidthw(mm)Gage LengthBreak Load Min(BF/KN)d(mm)Deviationp(mm)Deviation11*pnDeviation4±0.212+0.25013.6132+0.6020.15±0.215+0.3017.0165+0.8031.46±0.218+0.35020.0198+0.9045.26.3±0.219+0.4021209+1049.87.1±0.321+0.4023231+1.1061.58±0.324+0.5026264+1.3080.49±0.427+0.5030297+1.40101.710±0.430+0.6033330+1.60125.611.2±0.434+0.7037374+1.80152.112.5±0.538+0.8041418+2.00196.313±0.539+0.8044.2429+2.10212.314±0.642+0.8047.6462+2.20246.316±0.648+0.9054.4528+2.50321.6Grade 100DiameterPitchOutsideWidthw(mm)Gage LengthBreak Load Min( BF/KN )d(mm)Deviationp(mm)Deviation11*pnDeviation4±0.212+0.25013.6132+0.6025.15±0.215+0.3017.0165+0.8039.26±0.218+0.35020.0198+0.9056.56.3±0.219+0.4021209+1062.37.1±0.321+0.4023231+1.1079.18±0.324+0.5026264+1.30100.59±0.427+0.5  030297+1.40127.210±0.430+0.6033330+1.60157.111.2±0.434+0.7037374+1.80197.012.5±0.538+0.8041418+2.00245.413±0.539+0.8044.2429+2.10265.414±0.642+0.8047.6462+2.20307.816±0.648+0.9054.4528+2.50402.1European Standard ChainDIN EN818-2G80DiameterPitchInside Width Minw1(mm)Outside Width Minw1(mm)Break Load Min( BF/KN )d(mm)Deviationp(mm)PPitch MaxPPitch Min4±0.161212.411.65.214.820.15±0.21515.514.66.518.531.46±0.241818.517.57.822.249.87±0.282121.620.49.125.961.58±0.322424.723.310.429.680.410±0.43030.929.11337125.613±0.523940.237.816.948.1212.316±0.644849.446.620.859.2321.618±0.95455.652.423.466.6407.119±15758.755.324.770.3453.620±16061.858.22674502.6G100DiameterPitchInside Width Minw1(mm)Outside Width Minw1(mm)Break Load Min( BF/KN )d(mm)Deviationp(mm)PPitch MaxPPitch Min4±0.161212.411.65.214.825.15±0.21515.514.66.518.539.26±0.241818.517.57.822.256.57±0.282121.620.49.125.976.98±0.322424.723.310.429.6100.510±0.43030.929.11337157.113±0.523940.237.816.948.1265.416±0.644849.446.620.859.2402.118±0.95455.652.423.466.6508.919±15758.755.324.770.3567.120±16061.858.22674628.3Production Process