Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 285-1994 Rolling bearings - Double row cylindrical roller bearings - Boundary dimonsiuns $449.00 immediately superseded
GB/T 285-2013 Rolling bearings—Double row cylindrical roller bearings—Boundary dimensions $164.00 immediately valid
GB/T 2850-1992 Standardized blocks of Rockwell hardness $300.00 via email in 1~3 business day valid
GB/T 28500-2012 Technical requirements of 900/1 800 MHz TDMA digital cellular mobile network signaling system No.7 ISUP $1740.00 via email in 1~3 business day valid
GB/T 28501-2012 Technical requirements of telephony routing over IP(TRIP) $660.00 via email in 1~3 business day valid
GB/T 28502-2012 Technical requirement of interworking between No.7 signalling and IP $600.00 via email in 1~3 business day valid
GB/T 28503-2012 Technical requirements of adaptation layer of No.7 signalling interworking with IP MTP2 user adaptation layer $810.00 via email in 1~3 business day valid
GB/T 28504.1-2012 Rare earth doped optical fibre—Part 1:Characteristics of double-cladding Ytterbium-doped optical fibre $140.00 via email in 1~3 business day valid
GB/T 28504.2-2021 Rare earth doped optical fibre—Part 2:Characteristics of double-cladding thulium-doped optical fibre $220.00 via email in 1~3 business day valid
GB/T 28504.3-2021 Rare earth doped optical fibre—Part 3:Characteristics of double-cladding erbium-ytterbium co-doped optical fibre $255.00 via email in 1~3 business day valid
GB/T 28505-2012 Technical specification of national No.7 signalling system 2 Mbit/s high speed link $330.00 via email in 1~3 business day valid
GB/T 28506-2012 Technical specification for national No.7 signalling system—GSM mobile telephone user part (MTUP) $990.00 via email in 1~3 business day valid
GB/T 28507-2012 Description guidelines for voice exhibition of web documents $180.00 via email in 1~3 business day valid
GB/T 28508-2012 General technical requirements for broadband customer network based on telecommunication network $390.00 via email in 1~3 business day valid
GB/T 28509-2012 Ultrafine coaxial cables with insulation diameter below 1 mm and cable assemblies $450.00 via email in 1~3 business day valid
GB/T 2851-2008 Sliding guide die sets for stamping dies $270.00 via email in 1~3 business day superseded
GB/T 2851.1-1990 Sliding guide die sets for press tools--Diagonal pillar sets $300.00 via email in 1~3 business day abolished
GB/T 2851.3-1990 Sliding guide die sets for press tools--Back pillar sets $260.00 via email in 1~3 business day superseded
GB/T 2851.4-1990 Sliding guide die sets for press tools-Back pillar sets (narrow) $184.00 via email in 1~3 business day superseded
GB/T 2851.5-1990 Sliding guide die sets for press tools--Center pillar sets $300.00 via email in 1~3 business day abolished
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