【正文】 ...........................................................................................32 填角焊縫尺寸 ......................................................................................................................32 填角焊縫長(zhǎng)度 ......................................................................................................................33 填角焊縫范圍 ......................................................................................................................36 斷續(xù)填角焊接的尺寸說(shuō)明 ...................................................................................................36 斷續(xù)填角焊接的終止 ..........................................................................................................37 斷續(xù)和連續(xù)填角焊接的組合 ...............................................................................................37 位于孔眼和槽中的填角焊縫 ...............................................................................................37 填角焊縫的表面修整和輪廓 ...............................................................................................39 斜接頭 ...............................................................................................................................41 第 4 章 用于對(duì)接焊縫的符號(hào) 概述 .....................................................................................................................................42 對(duì)接焊縫坡口深度和設(shè)計(jì)喉口厚度 ....................................................................................43 接頭制備尺寸 ......................................................................................................................54 對(duì)接焊縫的表面修整和輪廓 ...............................................................................................56 低層焊道或 者打底焊縫 .......................................................................................................58 使用墊底的焊縫 ..................................................................................................................61 使用墊片的接頭 ..................................................................................................................62 用于一側(cè)焊接以后刨根的慣例 ...........................................................................................64 5 第 5 章 用于堆焊的符號(hào) 概述 .....................................................................................................................................65 使用堆焊符號(hào) ......................................................................................................................65 利用焊接制備的 堆焊尺寸（厚度） ....................................................................................65 利用焊接制備的堆焊范圍，位置，和方位 ........................................................................65 焊縫表面的堆焊 ..................................................................................................................67 第 6 章 用于邊角焊接的符號(hào) 概述 .....................................................................................................................................68 邊角焊縫尺寸 ......................................................................................................................68 單和雙邊角焊縫 ..................................................................................................................68 必需接頭全熔透的邊角焊縫 ...............................................................................................68 位于包括二個(gè)以上構(gòu)件的接頭的邊角焊縫 ........................................................................68 邊角焊縫長(zhǎng)度 ......................................................................................................................68 斷續(xù)邊角焊縫 ......................................................................................................................69 第 7 章 用于塞焊的符號(hào) 概述 .....................................................................................................................................73 塞焊焊縫尺寸 ......................................................................................................................75 沉孔角度 .............................................................................................................................75 填塞深度 .............................................................................................................................75 塞焊焊縫間距 ......................................................................................................................75 塞焊焊縫的表面輪廓 ..........................................................................................................77 第 8 章 用于槽焊的符號(hào) 概述 .....................................................................................................................................78 填塞深度 .............................................................................................................................80 塞焊焊縫細(xì)節(jié) ......................................................................................................................80 槽焊焊縫的表面修整和輪廓 ...............................................................................................82 第 9 章 用于點(diǎn)焊的符號(hào) 概述 .....................................................................................................................................83 點(diǎn)焊焊縫尺寸和強(qiáng)度 ..........................................................................................................85 點(diǎn)焊焊縫間距 ......................................................................................................................85 6 點(diǎn)焊焊接的伸長(zhǎng) ..................................................................................................................85 點(diǎn)焊焊縫數(shù)目 ......................................................................................................................88 成組點(diǎn)焊焊縫 ......................................................................................................................88 齊平點(diǎn)焊焊縫 ........................................................