D97 矿山支护设备 标准查询与下载

MT 195-1989 煤矿用U型钢可缩性支架 制造技术条件

本标准规定了U型钢可缩性支架(以下简称“支架”)的制造技术要求、试验方法、检验规则。 本标准适用于拱形、马蹄形、圆形、方环形、长环形等U型钢可缩性支架。

Technical conditions for the manufacture of U-shaped steel shrinkable brackets for coal mines

MT 193-1989 矿用液压切顶支柱

本标准规定了矿用液压切顶支柱的分类、参数、技术要求、试验方法、检验规则、标志、包装、运输、贮存。 本标准适用于供煤矿回采工作面切顶用的、由额定工作阻力600k N以上的单根立柱和单根推拉千斤顶组成的切顶支柱。

Mine Hydraulic Roof Cutting Pillar

DIN 21315:1989 矿山坑道用圆木.支柱和圆棒的承荷能力.计算

This standard applies to props and canopies made from round timber as per DIN 21316 and DIN 21320 for mine support pueposes, and contains the calculation route for the determination of the supporting capacity of round timber in the critical ranges of bending and buckling.#,,#

Round pit timber; load bearing capacity of props and bars; calculation

DIN 21318:1989 矿山坑道用圆木.桩木，支撑柱

This standard is to set the dimensions and qualitities for chock wood which is to be used for supporting purposes.

Round pit timber; pillar, supports

DIN 21319:1989 矿山坑道用圆木.螺栓

This standard sets dimensions for struts. Struts are round timbers used for the prevention of longitudinal displacement and deflection of mine support.

Round pit timber; bolts

DIN 21327:1989 矿山坑道用锯材.制造工作台用的平木板、厚木板和方形锯木

Sawn pit timber; boards, planks and square-sawn timber for working platforms

DIN 21325:1989 矿山坑道用的已加工木料.枕木

This standard applies to wooden sleepers used for tracklaying in mining.

Pit converted timber; timber sleepers

DIN 21548:1989 矿井支撑用横梁

This standard sets the requirements for rails used for the manufacture for supports.

Rails for mine supports

DIN 21550:1988 矿井支承.单立柱屋顶梁.试验和要求

Mine support; roof bars for single props; testing, requirements

JIS M 7615:1987 无火花的铍铜合金工具

この規格は，火花によって爆発を起こすおそれのある鉱山，工場，その他の事業場並びに船舶，車両，航空機などで用いる防爆用べリリウム銅合金工具類(以下，防爆用工具という。)について規定する。

Nonsparking beryllium copper alloy tools

DIN 21324:1987 矿山坑道用锯截木材.榫桩用木料

Cut pit timber; wood for cogs

DIN 21317:1987 矿井用圆木材.支拱用圆木

This standard applies to round timber in form of bars and split bars used unterground for lagging.

Round pit timber; timber for lagging

DIN 21316:1987 矿山坑道用圆木.支撑，圆棒

Round pit timber; props, bars

DIN 21328:1987 矿山坑道用锯截木材.背板

This standard applies to slabbing offcut used underground for lagging. Slabbing offcuts are produced when squaring round timber. Round slabbs are offcut with one smooth surface. Facing boards exhibit cut surface (in parallel) over their whole length the width of the smaller cut surface corresponding to less of two thirds of the greatest width of the broader cut surface.

Cut pit timber; slabs

DIN 21321:1987 矿山坑道用锯截木材.方木材

Cut pit timber; square timber

DIN 21320:1987 矿山坑道用圆木.技术质量和交付要求

These quality specifications and terms of delivery apply mainly to props, canopies and half-round pieces of timber as per DIN 21316, for bars and split bars as per DIN 21317, and for struts as per DIN 21319, made from leaf or pinewood and used in mining; in their original round shape, cut over their length once or several times, squared, with or without their bark. Squared timber is round timber sawn over the whole length, the width of the cut surface being approximately equal to half the diameter of the round timber.

Round pit timber; technical quality and delivery requirements

DIN 21329:1987 矿井用锯材.木材交付和质量技术条件

These quality specifications and terms of delivery for cut mine timber apply to leafwood and pinewood used in mining e.g. as dressed timber as per DIN 21321 or as tramboards, planks or dressed timber as per DIN 21327. For shaftguides DIN 21341 applies.#,,#

Cut pit timber; technical terms of delivery and quality

DIN 21556:1987 矿井支撑物.单立支撑的阀门.标识代码

Mine support; valves for individual props; identification code

DIN 21557:1987 矿井支承.动力支承的压力极限阀.标识代码

The standard contains requirements for identification marking.

Mine support; yield valves for powered support; identification code

MT 143-1986 巷道金属支架系列

本标准规定了目前我国煤矿普遍使用的9种架型、131种规格的巷道金属支架，其内容包括梯形刚性支架，梯形、半圆拱形、三心拱直腿、三心拱曲腿、马蹄形、圆形、方环形和长环形的可缩性支架，并给出了支架的结构图及有关参数。附录A中给出了25U、29U和36U型钢可缩性支架的连接件-卡缆图及主要尺寸。附录B中列出了巷道金属支架的适用条件。 本标准可供煤炭生产、设计、制造及科研部门使用。

Roadway metal bracket series