All categories
Featured selections
    Trade Assurance
    Buyer Central
    Help Center
      Get the app
      Become a supplier

      High quality Underground tunnel support,U steel beam arch in underground tunnel for support

      No reviews yet
      Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.Custom manufacturer14 yrsCN
      Hover to zoom in

      Key attributes

      Industry-specific attributes

      Grade
      20MnK
      Tolerance
      ±1%

      Other attributes

      Standard
      ASTM
      Place of Origin
      Shandong, China
      Delivery Time
      15-21 days
      Brand Name
      zhongmei
      Model Number
      U-channel
      Type
      Heavy
      Application
      Structural Roofing
      Type
      U-channel Tunnel Steel Support
      Shape
      U-channel
      Application
      beam arch
      Length:
      6/9/12m
      Flange width:
      37mm-88mm
      Web width:
      50mm-320mm
      Assembly:
      Top beam, two landing legs, four clamps, two baseplates
      Standard:
      GB JIS ASTM
      Web thickness:
      4.5mm-9.5mm
      Specification:
      U25, U29, U36

      Packaging and delivery

      Selling Units:
      Single item
      Single package size:
      70X70X70 cm
      Single gross weight:
      59.000 kg
      Show more

      Lead time

      Quantity (sets)1 - 50 > 50
      Lead time (days)7To be negotiated
      Still deciding? Get samples first! Order sample

      Samples

      Maximum order quantity: 1 set
      Sample price:
      $850.00/set

      Customization

      Customized logo
      Min. order: 10
      Customized packaging
      Min. order: 10
      Graphic customization
      Min. order: 10
      For more customization details, message supplier

      Product descriptions from the supplier

      10 - 99 sets
      $850.00
      >= 100 sets
      $800.00

      Variations

      Total options:
      Select now

      Shipping

      Still deciding? Get samples first! Order sample

      Samples

      Maximum order quantity: 1 set
      Sample price:
      $850.00/set

      Membership benefits

      Six US $500 couponsView more

      Protections for this product

      Secure payments

      Every payment you make on Alibaba.com is secured with strict SSL encryption and PCI DSS data protection protocols

      Refund policy

      Claim a refund if your order doesn't ship, is missing, or arrives with product issues
      Alibaba.com protects all your orders placed and paid on the platform with