Industrial Chains
    Industrial Chains

    Industrial Chains

    We supply a comprehensive range of industrial chains for lifting, lashing, and anchoring applications. Our chains are manufactured from high-tensile alloy steel and available in Grade 80 (G80) and Grade 100 (G100) specifications. Each chain is proof tested and certified for safety. Applications include lifting slings, anchor systems, cargo lashing, and industrial machinery.

    Grade 80 and Grade 100 high-tensile alloy steel
    Available in black, galvanized, and powder coated finishes
    Calibrated and non-calibrated options
    Proof tested and certified (test certificates provided)
    High abrasion and impact resistance
    Since 1985
    All India Delivery
    Test Certified

    Trusted by: DRDO · ISRO · Indian Navy · Tata Steel · SAIL · BHEL · Kolkata Port Trust

    For bulk orders and custom requirements:

    9831144669 (Binny)marinocoindia@gmail.com
    Kolkata - Delivery across India

    Chain Types & Accessories

    Stud Link Chain
    Stud Link Chain
    Studless Chain
    Studless Chain
    Chain with Swivel End
    Chain with Swivel End
    3-Link Adaptor
    3-Link Adaptor
    5-Link Adaptor (Standard)
    5-Link Adaptor (Standard)
    5-Link Adaptor (Special Endlink)
    5-Link Adaptor (Special Endlink)
    Chain Tail Studless GR3
    Chain Tail Studless GR3
    Studless Adaptor
    Studless Adaptor
    Weak Link
    Weak Link

    Strength for Stud Link Anchor Cables

    Technical specifications for stud link anchor chains. Proof Load and Break Load values in kN for different chain grades.

    Download Full Table (PDF)
    Chain DiameterGrade 1Grade 2Grade 3
    Proof Load
    (kN)
    Break Load
    (kN)
    Proof Load
    (kN)
    Break Load
    (kN)
    Proof Load
    (kN)
    Break Load
    (kN)
    1/2"
    12.5mm
    46666692--
    9/16"
    14mm
    588282116--
    5/8"
    16mm
    76107107150--
    11/16"
    17.5mm
    89127127179--
    3/4"
    19mm
    105150150211--
    13/16"
    20.5mm
    123175175244244349
    7/8"
    22mm
    140200200280280401
    15/16"
    24mm
    167237237332332476
    1"
    26mm
    194278278389389556
    1 1/8"
    28mm
    225321321449449642
    1 3/16"
    30mm
    257368368514514735
    1 1/4"
    32mm
    291417417583583833
    1 5/16"
    34mm
    328468468655655937
    1 3/8"
    35mm
    3665235237327321050
    1 7/16"
    38mm
    4065815818128121160
    1 1/2"
    40mm
    4546476479089081290
    1 5/8"
    42mm
    4977117119949941420
    1 3/4"
    44mm
    560800800112011201600
    1 13/16"
    46mm
    603861861120412041720
    1 7/8"
    48mm
    664949949132813281900
    2"
    50mm
    73210451045146414642090
    Note: The measurements in tables may vary between different models. Sotra Anchor & Chain AS can not be held responsible for any deviate between tables and delivered equipment.

    2Studless Chain Specifications

    Inside PitchWeight per mtrBreakload Grade 2Breakload Grade 3Length
    45 × 18 mm3.5 Kgs98 kN-50 mtr Ta
    99 × 32 mm4.5 Kgs132.5 kN-50 mtr Ta
    119 × 34 mm6.3 Kgs187 kN184.8 kN100 mtr Ta
    127 × 34 mm8.6 Kgs290 kN260.6 kN100 mtr Ta
    96 × 36 mm11.5 Kgs298.9 kN349.4 kN100 mtr Ta
    104 × 39 mm14 Kgs350.8 kN415.8 kN100 mtr Ta
    112 × 42 mm16 Kgs405.9 kN488 kN50/55 mtr Ta
    120 × 45 mm18.5 Kgs467.5 kN566 kN50/55 mtr Ta
    60 × 20 mm1.75 Kgs91.2 kN649.8 kN100 mtr
    81 × 22 mm2.9 Kgs184.95 kN-50 mtr
    100 × 26 mm4.3 Kgs279.98 kN-50 mtr
    100 × 28 mm6.5 Kgs395.01 kN-50 mtr
    120 × 32 mm8.5 Kgs529.95 kN-50 mtr
    140 × 41 mm11.2 Kgs684.99 kN-50 mtr
    Download Studless Chain Table (PDF)

    3Weight for Stud Link Anchor Chains

    Diam
    (mm)
    Chain Weight
    (kg/m)
    Chain Weight
    (kg/27.5m)
    Common Link
    (kg)
    Enlarged Link
    (kg)
    End Link
    (kg)
    Joining Shackle
    (kg)
    Kenter Shackle
    (kg)
    Anchor Shackle
    (kg)
    Type D Swivel
    (kg)
    Complete Swivel-
    Forerunner (kg)
    12.53.5960.170.230.230.391.10.91.76
    144.41210.240.320.360.511.31.32.52
    165.81600.360.500.510.621.61.73.57
    17.57.01930.470.740.680.822.02.14.73
    198.12230.600.880.891.002.52.59.05.75
    20.510.02750.751.101.131.353.33.111.37.18
    2211.13050.931.251.281.64.03.513.98.21
    2413.33661.211.701.772.05.05.018.111.38
    2615.74321.552.152.202.76.06.023.914.05
    2818.35031.92.82.93.38.07.529.617.90
    3021.05782.43.23.33.99.59.035.421.1
    3223.96572.93.94.04.612.011.044.625.7
    3427.07433.44.75.05.814.013.553.731.3
    3630.28314.05.55.96.617.016.062.936.9
    3833.79274.76.16.87.820.019.071.942.7
    4037.110205.57.18.09.123.023.085.950.7
    4240.511146.48.49.610.526.027.0100.059.8
    4444.312187.410.011.212.229.032.0114.070.6
    4648.513348.511.513.014.03337.0128.081.5
    4852.814529.813.115.016.03744.0147.595.0
    50571568111517184157167.0115
    52621705131720204557186.5124
    54661815141922205067206.0141
    56711953162123245467232.5148
    58772118172325286580259.0168
    60832283192527287095285.5191
    62882420212830337695312.0202
    649425852331343882112345.0231
    6610027502534383894130378.7261
    68107294327374244101130412.0273
    70114313530404544108152451.2307
    Download Weight Table (PDF)

    4Weight for Stud Link and Studless Chain

    Ø Dia.
    (mm)
    Stud Link ChainStudless Chain
    kg/mkg per linkkg/mkg per link
    1980.770.6
    20.590.880.7
    22111101
    24131121
    26152142
    28172162
    30203182
    32223203
    34254233
    36284264
    38325295
    40356326
    42397357
    44428398
    46469429
    4850114610
    5055125011
    5259145412
    5464155814
    5669176315
    5874196717
    6079217219
    6284237721
    6490258223
    6695288725
    68101309228
    70107339830
    731173710734
    761264211639
    781334612242
    811445113147
    841555714152
    871666315158
    901777016264
    921857516969
    951988318176
    972068818880
    10222810220893
    105241112221102
    107251118229108
    111270132246120
    114285143260130
    117300154274141
    120315167288152
    122326175298160
    124337184308168
    127353197323180
    130370212338194
    132382222348203
    137411248375226
    142442276403252
    147473306432280
    152506338462309
    157540373493341
    162575410525374
    165596433545396
    168618457564418
    171640482585440
    175671516613472
    178694543634497
    Download Studless/Studlink Weight Table (PDF)

    Applications

    Lifting chain slings assembly
    Ship anchor and mooring chains
    Cargo lashing and securing
    Industrial conveyor systems
    Mining and quarry equipment
    Construction hoisting systems
    Overhead crane load chains
    Marine and offshore applications

    Frequently Asked Questions

    What is the difference between G80 and G100 industrial chains?

    G100 chain has approximately 25% higher strength than G80 chain of the same size. For example, a 10mm G80 chain has a WLL of 3.15 tonnes, while a 10mm G100 chain has a WLL of 4.0 tonnes. G100 allows for either higher capacity or smaller chain size for the same load.

    How do I calculate the working load limit for chain slings?

    The WLL depends on chain grade, diameter, and configuration. Single leg uses full WLL. 2-leg at 0-45° angle = 1.4×WLL, at 45-60° = 1.0×WLL. Always consult load tables and consider angle factors for multi-leg assemblies.

    What inspection is required for industrial chains?

    OSHA requires daily visual inspection before use and periodic thorough inspection every 12 months. Check for stretched links (over 5% elongation), cracks, nicks, gouges, and wear exceeding 10% of original diameter. Remove from service if any defects are found.

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